External risk intelligence

Perforce P4 Search Debug Interface Code Execution

CVE advisorySeverity: CRITICAL (CVSS 9.5)

CVE-2026-100102

The vulnerability exists in a Java debug interface within a containerized search service. While network-reachable, such debug ports are typically intended for internal developer use, configuration, or troubleshooting, and are not expected to be exposed to the public internet in standard production deployments.

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

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

An unauthenticated Java debug interface in Perforce P4 Search container images could allow attackers to execute arbitrary code, potentially compromising connected P4 Servers.

  • Unsecured debug access allows code execution.
  • Protects core code management and development data.
  • Confirm P4 Search deployment and exposure.

Attack Path

How an attacker could exploit the issue

An attacker with network access can target the Perforce P4 Search container. This is achieved by leveraging an unauthenticated Java debug interface that is enabled by default. Once accessed, the attacker can run malicious code as the P4 Search service, which may then compromise the connected P4 Server.

  • Network access to debug interface required.
  • Unauthenticated debug interface is triggered.
  • Arbitrary code execution leading to server compromise.

Live Threat

Current exploitation, exposure, and threat context

When supported by the advisory, an unauthenticated attacker with network access to the P4 Search container's Java debug interface could execute arbitrary code as the P4 Search service account. This could lead to compromise of the connected P4 Server.

  • P4 Search service account.
  • Network access to debug interface.
  • Compromise of connected P4 Server.

Operational Fix

Recommended remediation, mitigation, and detection steps

The Perforce P4 Search container images contain an unauthenticated Java debug interface that could allow an attacker to execute arbitrary code. This presents a critical risk to connected Perforce servers. Initial actions should focus on identifying the deployment of this affected technology, assessing its network reachability and business criticality, and locating the accountable owner for remediation planning.

  • Accountable teams must confirm ownership.
  • Verify network exposure and business impact.
  • Plan remediation based on risk assessment.

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 Perforce P4 Search?

Perforce P4 Search is a containerized service used to index and enable rapid searching of data within the Helix Core platform. It is typically deployed alongside the main P4 Server to help teams manage and locate large volumes of development assets, code, and versioned files efficiently.

What does CVE-2026-100102 mean for system security?

This vulnerability is classified as CWE-489: Authentication Bypass by Capture-the-Flag or similar unintended debug interfaces. It means the P4 Search container accidentally left a Java Debug Wire Protocol (JDWP) port active. Because this interface lacks authentication, anyone who can reach the port can issue commands that the P4 Search service will execute, potentially gaining control over the process.

How is the P4 Search debug interface triggered?

The interface is triggered when a user or machine with network connectivity establishes a connection to the specific debug port enabled by default in affected container images. Simply using the standard search functions of the application does not trigger this; it requires an active, unauthorized connection attempt directly to the debug port itself.

Is my P4 Search instance at risk?

Halo Surface Signal indicates that while the vulnerability is network-reachable, debug ports are typically intended for isolated troubleshooting, not public exposure. You should assess if your container environment is exposed to untrusted networks or the public internet, as the risk is highest where unauthorized users can reach these internal service ports.

How should I respond to this vulnerability?

Start by identifying all P4 Search containers in your environment to determine where they are running. Confirm which teams manage these deployments and verify their network placement. Once located, plan to update to a version beyond 2026.4.2, where this debug interface is disabled by default, or verify that your current network security controls effectively block unauthorized access to the container's debug ports.

References