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VulnerabilityPublished Updated

CVE-2026-97689: Important · python-urllib3 security update

Affects python3-urllib3Source GCVE Database

0

Not known to be exploited : upgrade to 1.26.5-8.el9_8.2 soon.

Data as of 27 Oct 2026, 02:29 UTC

Severity
High

Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD

Patch
Available – fixed in 1.26.5-8.el9_8.2

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 26 Oct 2026.

What to do

Upgrade the AlmaLinux python3-urllib3 package to 1.26.5-8.el9_8.2.

Affected software

ProductAffectedFixed in
AlmaLinux 9python3-urllib3Affected
  • <1.26.5-8.el9_8.2
Fixed in
  • 1.26.5-8.el9_8.2

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Apply the official security update to python3-urllib3 version 1.26.5-8.el9_8.2 or later as provided by Red Hat. This update fixes the denial of service vulnerability. No additional mitigation steps are indicated by the vendor advisory.

Description

A security update for python3-urllib3 addresses a denial of service vulnerability caused by unbounded memory allocation in the chunk parser (CVE-2026-97689). This flaw could allow an attacker to cause a denial of service condition. The vulnerability affects versions of python3-urllib3 prior to 1.26.5-8.el9_8.2. A fixed version is available and should be applied to mitigate the issue.

References

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