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CVE-2025-9714VulnerabilityPublished Updated

Red Hat Security Advisory: libxml2 security update

Affects Red Hat libxml2Source GCVE Database

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Not known to be exploited.

Data as of 5 Nov 2026, 18:05 UTC

Severity
Medium

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

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Jun 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 libxml2 packages for Red Hat Enterprise Linux 7 Extended Lifecycle Support that address this vulnerability. Users should apply the security update as described in Red Hat advisory RHSA-2026:22420. No additional mitigation steps are indicated or required beyond applying the official patch.

Description

A moderate severity security vulnerability (CVE-2025-9714) affects the libxml2 library used in Red Hat Enterprise Linux 7 Extended Lifecycle Support. The flaw involves infinite recursion in the exsltDynMapFunction function within the libexslt/dynamic.c source file. This issue has been addressed by Red Hat in updated libxml2 packages for multiple architectures. Users of affected Red Hat Enterprise Linux 7 Extended Lifecycle Support versions should apply the provided security update to remediate the vulnerability.

References

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