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CVE-2025-8291VulnerabilityPublished Updated

Red Hat Security Advisory: python3.12 security update

Affects Red Hat python3.12Source GCVE Database

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Authoritative record:CVE-2025-8291· Medium 4.3

Not known to be exploited · CVSS 4.3 Medium.

Data as of 5 Nov 2026, 18:06 UTC

CVSS 3.1 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 7 Oct 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 5 Nov 2026.

What to do

AI-suggested

Red Hat has released updated python3.12 packages for Red Hat Enterprise Linux 9.4 Extended Update Support and related variants that fix this vulnerability. Users should apply these official updates as described in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate the issue. Since a fix is available, applying the update is the recommended mitigation.

Description

A security update for python3.12 addresses a vulnerability in the Python zipfile module where the End of Central Directory (EOCD) Locator record offset was not properly checked (CVE-2025-8291). This flaw was rated as having a moderate security impact by Red Hat Product Security. The update is available for Red Hat Enterprise Linux 9.4 Extended Update Support and related variants. The vulnerability relates to improper validation of zipfile EOCD locator offsets, which could potentially lead to security issues.

References

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