NVD disclosure day

Published threat advisories for August 21, 2026

CVE advisoryCRITICAL

CVE-2026-49849

xShop Unrestricted File Upload Leading to Remote Code Execution

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

An unrestricted file upload vulnerability in xShop allows authenticated administrators to upload executable files. This could lead to remote code execution on the server, potentially resulting in a full system compromise. The issue is addressed in a later version.

CVE advisoryCRITICAL

CVE-2026-77415

JSONata Code Execution Vulnerability

Halo Surface Signal: 3 out of 5 — possibly public-facing.

A critical vulnerability exists in the JSONata data processing language where crafted expressions can chain object-integrity weaknesses to execute arbitrary code. This allows attackers to overwrite internal states and access system modules, potentially executing code with the host process's privileges. The reachability

CVE advisoryCRITICAL

CVE-2026-77413

JSONata Lookup Function Prototype Pollution Leads to Code Execution.

Halo Surface Signal: 3 out of 5 — possibly public-facing.

A vulnerability in the JSONata library, a JSON query and transformation tool, allows crafted expressions to execute arbitrary code if an attacker can supply them. This could impact systems processing JSON data, potentially affecting confidentiality, integrity, and availability. It's important to determine if this techn

CVE advisoryCRITICAL

CVE-2026-76904

GeoTools SQL Injection Vulnerability in PostGIS DataStore filters.

Halo Surface Signal: 3 out of 5 — possibly public-facing.

An SQL Injection vulnerability exists in the GeoTools Java library when using the PostGIS DataStore and its `jsonArrayContains` function with PostGIS 12 or greater. This could allow attackers to execute arbitrary SQL commands, potentially leading to unauthorized data access or modification. This is relevant if your app

CVE advisoryCRITICAL

CVE-2026-62283

Nezha Monitoring Stream ID Validation Bypass Allows Session Hijacking and Command Execution.

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

An issue in Nezha Monitoring allows an authenticated user to access another user's session, read and write server files, and execute commands. This vulnerability stems from stream identifiers not being bound to their creating user, enabling session hijacking if a stream ID is obtained. Confirmation of relevance and exp

CVE advisoryCRITICAL

CVE-2026-61539

Xinference Command Execution via eval() in Tool Parsing

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

Xinference, an API for running AI models, has a critical vulnerability where unauthenticated remote attackers can execute commands on the server by sending crafted prompts. This flaw exists because attacker-influenced output is passed to an `eval()` function within the tool-parsing logic. This could lead to server comp

CVE advisoryCRITICAL

CVE-2026-59989

Phalcon Volt Injection Vulnerability Allows Remote Code Execution.

Halo Surface Signal: 3 out of 5 — possibly public-facing.

A vulnerability in the Phalcon PHP framework allows an attacker to inject and execute arbitrary PHP code by influencing Volt template source. This could lead to the compromise of application integrity and backend processes if the affected component is reachable and the template source can be manipulated. The core issue

CVE advisoryCRITICAL

CVE-2026-77810

Neptune Connector Remote Property Access Vulnerability.

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

A vulnerability in the Neptune connector for Athena Federated Query allows authenticated users to access properties within the connector's Lambda function. This could potentially expose sensitive information. The issue requires an upgrade to aws-athena-query-federation v2026.30.1 or later.

CVE advisoryCRITICAL

CVE-2026-62674

Omnigent Agent Command Injection Vulnerability

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

An authenticated user with edit access to an Omnigent session can replace a shared agent, leading to the execution of attacker-controlled commands with the runner process's permissions, potentially exposing sensitive data and internal services. This vulnerability impacts AI agent orchestration and data security.

CVE advisoryUNKNOWN

CVE-2026-39909

llama.cpp RPC Server Use-After-Free Vulnerability

Halo Surface Signal: 3 out of 5 — possibly public-facing.

A use-after-free vulnerability in llama.cpp's RPC server permits unauthenticated remote attackers to achieve arbitrary read and write access. This could lead to full remote code execution by triggering re-execution of stored graphs with dangling pointers. The primary concern is confirming if this technology is deployed

CVE advisoryCRITICAL

CVE-2026-75932

Jet Admin Domain Hijacking and Credential Theft Vulnerability

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

A critical vulnerability in Jet Admin allows an attacker to hijack custom domains, reroute traffic, and steal OAuth credentials by creating a malicious app. This impacts systems managing web applications and internal tools, making it crucial to confirm relevance and exposure within your environment.

CVE advisoryCRITICAL

CVE-2026-69502

Azure SQL Database SSRF Vulnerability Allows Privilege Escalation

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

A server-side request forgery vulnerability in Azure SQL Database could allow an unauthorized attacker to elevate privileges over a network. This means an attacker might be able to access or modify sensitive data or perform actions with higher permissions than they should have. This is important for understanding cloud

CVE advisoryCRITICAL

CVE-2026-63343

Incus RCE via metadata.yaml symlink vulnerability

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

An authenticated Incus user could exploit a vulnerability in the instance metadata API to read or overwrite any host file as root by using a malicious image containing a `metadata.yaml` symlink. This issue affects Incus, a system container and virtual machine manager. Version 7.3.0 addresses this vulnerability.

CVE advisoryCRITICAL

CVE-2026-63125

Incus Root Code Execution via Crafted Image Backup

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

An unprivileged user in Incus, a container and VM manager, can execute arbitrary code as root on the host by using a crafted image that includes a symbolic link. This link, followed during the backup process, could compromise host system integrity. Version 7.3.0 resolves this issue.

CVE advisoryCRITICAL

CVE-2026-62941

Incus Instance Copy Vulnerability Bypasses Project Restrictions

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

Incus, a system container and virtual machine manager, has a vulnerability where copying an instance across projects can bypass project restrictions. Dangerous configuration keys from a source instance are merged after a check, potentially allowing unauthorized modifications to the target project's security. This could

CVE advisoryCRITICAL

CVE-2026-62940

Incus Project Privilege Escalation Vulnerability

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

A critical vulnerability in Incus allows a restricted user to escalate privileges and escape to the host system when migrating instances between cluster members by bypassing project restrictions on configuration overrides. This could enable unauthorized access to instance data and the host system.

CVE advisoryCRITICAL

CVE-2026-62867

Incus Argument Injection Vulnerability

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

A vulnerability exists in a system container and virtual machine manager that allows a project-scoped user to inject arbitrary arguments into a filesystem creation command executed as root. This could lead to unauthorized actions on the system. It is important to confirm if this software is in use and assess potential

CVE advisoryCRITICAL

CVE-2026-48769

Incus Arbitrary File Write Vulnerability Leads to Root Command Execution.

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

A critical vulnerability in the Incus client, used for managing system containers and virtual machines, could allow an attacker to execute arbitrary commands as root. This occurs when the client interacts with a malicious image server that sends a crafted header, potentially impacting server integrity and data. The vul

CVE advisoryCRITICAL

CVE-2026-48755

Incus Backup Argument Injection Allows Arbitrary File Write and Command Execution.

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

An issue exists in Incus, a container and virtual machine manager, where improper validation of backup compression algorithms can lead to argument injection. This vulnerability may permit an attacker with low privileges to write arbitrary files to the host system, potentially resulting in arbitrary command execution. V

CVE advisoryCRITICAL

CVE-2026-48752

Incus Backup Arbitrary File Write and Read Vulnerability.

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

A critical vulnerability exists in Incus, a system container and virtual machine manager, allowing a specially crafted image or backup to read or write arbitrary host files, potentially leading to command execution. This could impact infrastructure integrity. Version 7.2.0 mitigates this issue.

CVE advisoryCRITICAL

CVE-2026-48751

Incus Snapshot Vulnerability Allows Command Execution

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

A vulnerability in Incus, a container and virtual machine manager, allows for arbitrary command execution on the server by bypassing a security setting through snapshot features. This could impact the integrity and availability of the Incus server and managed instances if reachable. The issue is fixed in version 7.2.0.

CVE advisoryCRITICAL

CVE-2026-48750

Incus Arbitrary Command Execution via Exec Output Symlink Vulnerability

Halo Surface Signal: 3 out of 5 — possibly public-facing.

Incus, a system for managing containers and virtual machines, has a vulnerability in its command execution functionality. If the `exec-output` directory is a symlink, it could allow arbitrary file writes and potentially command execution. This issue requires confirmation of its reachability and relevance within your en

CVE advisoryCRITICAL

CVE-2026-48749

Incus Arbitrary File Read Create Write Vulnerability

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

A vulnerability in Incus, a container and virtual machine manager, could allow a specially crafted image to read or write arbitrary files on the host system, potentially leading to command execution. This issue impacts the integrity of host systems and is relevant even in typically internal environments.

CVE advisoryCRITICAL

CVE-2026-77806

SPIP Code Injection Vulnerability Allows Remote Code Execution

Halo Surface Signal: 5 out of 5 — more likely to be public-facing.

SPIP systems are vulnerable to unauthenticated remote code execution due to mishandled HTTP request headers. This flaw allows attackers to inject and run arbitrary code, potentially compromising the entire system. The vulnerability is actively exploited, making it crucial to assess relevance and exposure in your enviro

CVE advisoryHIGH

CVE-2026-76613

Joomla YOOtheme Pro SQL Injection Vulnerability

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

A critical SQL injection vulnerability exists in a Joomla extension, allowing contributor-level users to inject content into SQL queries, potentially leading to unauthorized data modification or theft. This issue impacts the integrity of website data and requires confirmation of relevance and assessment of exposure.

CVE advisoryCRITICAL

CVE-2026-77776

Headroom LLM Proxy User ID Spoofing Leads to Memory Access

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

A vulnerability in an LLM proxy allows attackers to impersonate users by spoofing a request header, potentially leading to unauthorized access and modification of stored language model memory. The risk is heightened in default deployments that expose the service to the network without authentication. Determining if thi

CVE advisoryCRITICAL

CVE-2026-59318

Spring AI Tool Calling Privilege Escalation Vulnerability.

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

A vulnerability in Spring AI's tool calling support allows an unauthenticated attacker to invoke tools not intended for a request, potentially leading to privilege escalation. This occurs because the per-request tool list is not fully enforced. Organizations should care to prevent unauthorized actions in AI application

CVE advisoryCRITICAL

CVE-2026-77086

SiYuan Bazaar Path Traversal Vulnerability

Halo Surface Signal: 3 out of 5 — possibly public-facing.

SiYuan's Bazaar functions contain a path traversal vulnerability that allows authenticated administrators to write arbitrary files or delete directories by manipulating the `packageName` parameter. This could impact application integrity and data availability if the administrative functions are exposed or used in a way

CVE advisoryCRITICAL

CVE-2026-61398

Apache CloudStack Instance Reset Password Encoding Flaw

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

A critical improper encoding vulnerability exists in Apache CloudStack's user interface during password resets, potentially allowing unauthorized data access and modification. This affects systems using specific versions of Apache CloudStack, and readers should verify their exposure and relevance.

CVE advisoryCRITICAL

CVE-2026-59085

Apache CloudStack SSRF in Webhook Module

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

A critical Server-Side Request Forgery vulnerability in Apache CloudStack's webhook module may allow an attacker to make the server send requests to internal or external resources. This could potentially lead to unauthorized access to sensitive information or internal systems. Confirm if your environment uses this spec

CVE advisoryCRITICAL

CVE-2026-77264

Automation Web Platform WordPress Plugin Authentication Bypass

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

A WordPress plugin for WooCommerce authentication is vulnerable to an authentication bypass. Attackers who know a user's email address can exploit this by tricking the plugin into revealing a secret login token, allowing them to log in as any user, including administrators. This impacts the confidentiality and integrit

CVE advisoryCRITICAL

CVE-2026-76158

Datiphy Data Management Center File Path Traversal.

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

An external attacker can write files to arbitrary locations on Datiphy Data Management Center servers via its upload API by exploiting a path traversal vulnerability. This could impact system integrity and data confidentiality. The reader should care if this system is in use and exposed.

CVE advisoryCRITICAL

CVE-2026-76156

Datiphy Data Management Center OS Command Injection Affects Authenticated Administrators

Halo Surface Signal: 3 out of 5 — possibly public-facing.

An authenticated administrator of the Datiphy Data Management Center can execute arbitrary operating system commands as root by reaching an API endpoint, potentially leading to unauthorized system control. While administrative APIs are typically internal, they could be exposed, making this a plausible, though not inher

CVE advisoryCRITICAL

CVE-2026-76155

Datiphy Data Management Center Default Credentials Allow Administrative Access

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

Datiphy Data Management Center software is affected by a vulnerability where default credentials allow remote attackers to gain administrative access to the management platform, potentially leading to unauthorized control and access to data management functions.

CVE advisoryCRITICAL

CVE-2026-77651

Rust Arrayref Crate Allows Malicious Code Execution During Compilation.

Halo Surface Signal: 1 out of 5 — much less likely to be public-facing.

A critical vulnerability in the `arrayref` Rust crate allows malicious code execution during project compilation due to a rogue dependency. This could lead to arbitrary code execution in development or CI/CD environments. The issue impacts the software development lifecycle, not deployed applications, but warrants atte

CVE advisoryCRITICAL

CVE-2026-77650

Rust append-only-vec Crate Malicious Code Execution via Rogue Dependency

Halo Surface Signal: 1 out of 5 — much less likely to be public-facing.

A vulnerability in the `append-only-vec` Rust crate allows malicious code execution during project compilation through a rogue dependency that registers with a command-and-control server. This could lead to arbitrary code execution in the build environment, impacting the software supply chain. Its relevance depends on

CVE advisoryCRITICAL

CVE-2026-77649

Rust Internment Crate 0.8.7 Command and Control Vulnerability

Halo Surface Signal: 1 out of 5 — much less likely to be public-facing.

A vulnerability exists in a Rust development crate that allows malicious code execution during project compilation by registering with a command-and-control server. This supply chain issue impacts the integrity of the development environment and the software being built. The primary concern is to determine if this crat