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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 10.0 Extended Update Support that fix this vulnerability. Users should apply the security update as described in Red Hat advisory RHSA-2026:0353 and the linked article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor.

Description

A security update for Python 3.12 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 could potentially lead to issues when processing zip files. Red Hat has released patches for various Red Hat Enterprise Linux 10.0 Extended Update Support versions to mitigate this vulnerability.

References

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