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CVE-2025-21502VulnerabilityPublished Updated

Red Hat Security Advisory: OpenJDK 17.0.14 Security Update for Windows Builds

Affects Red Hat OpenJDK 17.0.14Source GCVE Database

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Not known to be exploited · fixed in Red Hat package updates : update Red Hat OpenJDK 17.0.14 when convenient.

Data as of 3 Nov 2026, 02:32 UTC

Severity
Medium

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

Patch
Available – fixed in 17.0.14

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 22 Jan 2025

  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 2 Nov 2026.

What to do

AI-suggested

A security update to OpenJDK 17.0.14 for Windows is available from Red Hat and should be applied to replace the previous 17.0.13 build. Users should ensure all previously released errata are applied before updating. Follow Red Hat's official guidance on applying this update as detailed in their documentation. No additional mitigation steps are indicated beyond applying this update.

Description

Red Hat has released a security update for its OpenJDK 17 build for Windows, addressing a moderate severity vulnerability identified as CVE-2025-21502. This update enhances array handling to fix the issue. The update replaces the previous OpenJDK 17.0.13 build with version 17.0.14, which includes security and bug fixes as well as enhancements.

References

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