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PatchSiren cyber security CVE debrief

CVE-2025-7958 Trellix CVE debrief

A Code Injection vulnerability existed in Trellix Network Security CM and NX, allowing locally authenticated admin users to execute arbitrary code via the web interface and Alert artifact details. This vulnerability poses a significant risk as it enables potential code execution by authenticated admin users, which could lead to exploitation and compromise of affected systems. Defenders should assess exposure and prioritize mitigation efforts, focusing on verifying affected versions and applying necessary patches or updates.

Vendor
Trellix
Product
Trellix Network Security NX, EX, FX, AX, and CMS
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-26
Original CVE updated
2026-09-29
Advisory published
2026-06-26
Advisory updated
2026-09-29

Who should care

Defenders responsible for Trellix Network Security CM and NX systems, especially those with locally authenticated admin users, should assess exposure and prioritize mitigation. This includes verifying affected versions, applying patches or updates, and monitoring for suspicious activity related to Alert artifact details. Additionally, defenders should review compensating controls for exposed systems while remediation

Why it matters

Defenders should care about CVE-2025-7958 because it allows locally authenticated admin users to execute arbitrary code, potentially leading to exploitation and compromise of Trellix Network Security CM and NX systems.

  • Potential code execution by locally authenticated admin users
  • Possible exploitation through the web interface
  • Need for verification of affected versions and remediation

Technical summary

The vulnerability, identified as CVE-2025-7958, is a Code Injection issue in Trellix Network Security CM and NX. It permits locally authenticated admin users to execute arbitrary code through the web interface and Alert artifact details. This could potentially allow attackers to exploit the vulnerability, leading to unauthorized code execution and possible system compromise. The vulnerability requires immediate attention from defenders, who should verify and apply vendor-provided patches or updates, restrict access to the web interface for locally authenticated

Defensive priority

Defenders should prioritize verifying and mitigating this vulnerability, especially for locally authenticated admin users.

Recommended defensive actions

  • Verify and apply vendor-provided patches or updates
  • Restrict access to the web interface for locally authenticated admin users
  • Monitor for suspicious activity related to Alert artifact details

Evidence notes

The CVE record and NVD entry provide details about the vulnerability, but additional verification is needed to confirm affected versions and remediation.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-7958 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-7958

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-7958 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-7958

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.