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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 10 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 updated pcs packages that fix the prototype pollution vulnerability. Users should apply the security update as described in the Red Hat advisory RHSA-2026:2438 and the referenced article https://access.redhat.com/articles/11258 to remediate this issue. No additional mitigation steps are required beyond applying the official patches.

Description

A security update for the pcs packages used in Red Hat Enterprise Linux High Availability addresses a prototype pollution vulnerability in lodash's _.unset and _.omit functions (CVE-2025-13465). This vulnerability could allow an attacker to manipulate object prototypes, potentially leading to unexpected behavior or security issues. Red Hat has rated this update as important and has released patches for multiple architectures and extended support versions.

References

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