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CVE-2026-25639VulnerabilityPublished Updated

Red Hat Security Advisory: Kiali 2.4.13 for Red Hat OpenShift Service Mesh 3.0

Affects Red HatSource GCVE Database

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Not known to be exploited · fixed in Red Hat package updates : patch Red Hat soon.

Data as of 30 Oct 2026, 06:59 UTC

Severity
High

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

EPSS
2.7% chance of exploitation in 30 days – higher than 86% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2.4.13

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  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), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

AI-suggested

Upgrade to Kiali version 2.4.13 for Red Hat OpenShift Service Mesh 3.0, which includes the fix for CVE-2026-25639. No additional mitigation steps are indicated by the vendor advisory. Applying this update will remediate the denial of service vulnerability.

Description

Kiali 2.4.13 for Red Hat OpenShift Service Mesh 3.0 addresses a security vulnerability in the Axios library that could lead to a denial of service (DoS) attack via the __proto__ key in the mergeConfig function. This vulnerability is tracked as CVE-2026-25639 and affects components kiali-ossmc-rhel9 and kiali-rhel9. The update improves the security posture by mitigating this DoS risk.

References

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