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CVE-2026-24400VulnerabilityPublished Updated

Red Hat Security Advisory: assertj-core security update

Affects Red Hat assertj-coreSource GCVE Database

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Not known to be exploited.

Data as of 5 Nov 2026, 22:51 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 24 Aug 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 5 Nov 2026.

What to do

AI-suggested

Red Hat has released updated assertj-core packages (version 3.19.0-9.el9_6.1) that fix the XXE vulnerability CVE-2026-24400. Users of affected Red Hat Enterprise Linux 9.6 Extended Update Support and related distributions should apply these updates promptly following Red Hat's published guidance at https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official update.

Description

A security update for assertj-core addresses a vulnerability involving XML External Entity (XXE) processing that could lead to information disclosure and denial of service. The issue is tracked as CVE-2026-24400 and affects Red Hat Enterprise Linux 9.6 Extended Update Support and related variants. The vulnerability has been rated as moderate severity by Red Hat Product Security. A fixed package version is available to remediate the issue.

References

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