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CVE-2025-13465VulnerabilityPublished Updated

Red Hat Security Advisory: pcs security update

Affects Red Hat pcsSource GCVE Database

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Not known to be exploited.

Data as of 31 Oct 2026, 20:20 UTC

Severity
High

Rated by Threat Radar · No CVSS score from NVD or the CNA

EPSS
1.8% chance of exploitation in 30 days – higher than 78% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 17 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: evidence found.

    Public exploit code: GitHub proofs of concept

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), GitHub proofs of concept, the Metasploit, Exploit-DB and nuclei-templates index as of 31 Oct 2026.

What to do

AI-suggested

Red Hat has released an updated pcs package version 0.11.4-7.el9_2.7 for Red Hat Enterprise Linux 9.2 variants that fixes this vulnerability. Users should apply this update following Red Hat's guidance at https://access.redhat.com/articles/11258. Since an official fix is available, applying the update is the recommended mitigation.

Description

A prototype pollution vulnerability (CVE-2025-13465) affecting the lodash library functions _.unset and _.omit has been addressed in the pcs packages used for configuring Pacemaker and Corosync utilities on Red Hat Enterprise Linux 9.2. This security issue has been rated as important by Red Hat Product Security. An update to pcs is available to remediate this vulnerability.

References

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