Skip to main content
CVE-2025-13465VulnerabilityPublished Updated

Red Hat Security Advisory: OpenShift Container Platform 4.21.3 bug fix and security update

Affects Red HatSource GCVE Database

0
Compare

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

Data as of 1 Nov 2026, 08:20 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.
Patch
Available – fixed in 4.21.3

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 24 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 31 Oct 2026.

What to do

AI-suggested

Users of Red Hat OpenShift Container Platform 4.21 should upgrade to version 4.21.3, which contains the security fixes and bug updates. The vendor provides updated container images and RPM packages. Follow the official upgrade instructions in the Red Hat documentation to fully apply the asynchronous errata update. No additional mitigation steps are indicated beyond applying the update.

Description

Red Hat OpenShift Container Platform 4.21.3 includes a security update addressing several bugs and enhancements. This update is rated as having an important security impact and is intended for on-premise or private cloud Kubernetes deployments. Users of OpenShift Container Platform 4.21 are advised to upgrade to the updated packages and container images to apply the security fixes.

References

Community reviews

Loading reviews…