External risk intelligence

Adobe Experience Manager SSRF Vulnerability Allows Code Execution

CVE advisorySeverity: CRITICAL (CVSS 9.6)

CVE-2026-48259

Adobe Experience Manager is commonly deployed as a public-facing web content management system or web application platform. Its architecture typically involves internet-accessible endpoints to serve web content, making the underlying server-side functionality frequently exposed to network requests in standard deployments.

Server-Side Request Forgery

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

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

Adobe Experience Manager has a critical vulnerability that allows unauthorized server-side requests, potentially leading to code execution. An attacker with low privileges could exploit this to gain elevated access or control over user accounts or sessions without any user interaction. The main concern is confirming relevance and exposure to this specific threat.

  • Unauthorized server requests can lead to code execution.
  • Critical vulnerability affecting web content management.
  • Confirm relevance and exposure to this critical threat.

Attack Path

How an attacker could exploit the issue

An attacker with low privileges could exploit a server-side request forgery vulnerability in Adobe Experience Manager. This could allow them to send unauthorized requests from the server, potentially leading to code execution within the user's context. The vulnerability is exploitable remotely and does not require any interaction from the user.

  • Entry condition: Low-privileged access.
  • Trigger point: Unauthorized server-side requests.
  • Resulting risk: Arbitrary code execution, elevated access.

Live Threat

Current exploitation, exposure, and threat context

This Server-Side Request Forgery vulnerability in Adobe Experience Manager could allow an attacker to make unauthorized requests from the server. When supported by the advisory's conditions, this could lead to the execution of arbitrary code in the context of the current user, potentially granting elevated access or control over a victim's account or session without requiring user interaction.

  • Affected asset: Server-side functionality.
  • How exposure happens: Unauthorized server-side requests.
  • Realistic consequence: Elevated access or session control.

Operational Fix

Recommended remediation, mitigation, and detection steps

This Server-Side Request Forgery vulnerability in Adobe Experience Manager impacts systems exposed to network requests, likely managed by platform or infrastructure teams. The first practical step is to locate all instances of the affected technology, assess their business criticality and network exposure, identify the specific system owners, and then prioritize remediation based on that risk assessment.

  • Platform/Infrastructure teams should own resolution.
  • Verify network exposure and criticality first.
  • Plan remediation based on identified risk.

Supplementary metadata

Validate whether this threat affects your internet-facing exposure.

Halo Threat Intelligence helps prioritize remediation with Halo Surface Signal and H/A/L/O context. Start exposure validation with a free external attack surface trial.

Frequently asked questions

What is Adobe Experience Manager?

Adobe Experience Manager is a comprehensive platform used by organizations to manage and deliver web content, digital assets, and online experiences. It serves as a central hub where teams create, edit, and publish web content, often acting as a public-facing engine that powers dynamic sites. Because it handles complex site architecture and server-side operations, it is frequently deployed to be accessible over the internet to serve content to global users.

What does Server-Side Request Forgery mean for CVE-2026-48259?

This vulnerability, classified as CWE-918, occurs when an application can be tricked into sending requests to unintended destinations. In the context of CVE-2026-48259, it means an attacker can force the Adobe Experience Manager server to perform actions on their behalf. By manipulating these requests, an attacker might bypass security controls to execute arbitrary code or gain unauthorized control over user sessions and elevated system functions.

How is this vulnerability triggered by an attacker?

An attacker needs an account with low-level privileges to initiate the request. The vulnerability is triggered when the attacker sends a specifically crafted input that forces the server to interact with internal or external resources it should not access. Notably, this process does not require any interaction from other users, and simply viewing or navigating the site normally does not trigger the underlying flaw.

Is my system at risk if it runs Adobe Experience Manager?

Risk depends on your specific deployment, but Halo Surface Signal notes that Adobe Experience Manager is commonly placed in internet-facing configurations to serve web content. If your instance is accessible from the network, the potential for remote exploitation increases significantly. You should focus on identifying if your specific setup allows these types of server-side requests to reach sensitive internal components or external endpoints.

What are the first steps to address this CVE?

Start by auditing your environment to map every instance of Adobe Experience Manager currently in operation. Determine which of these systems are accessible via the network and categorize them by their business criticality. Coordinate with your platform or infrastructure teams to identify the system owners for each instance. Use this inventory to prioritize patching or mitigation efforts based on the specific risk profile of each server.

References