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CVE-2026-114583VulnerabilityPublished Updated

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Affects Red HatSource GCVE Database

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Mentioned vulnerabilities

Authoritative record:CVE-2026-114583· Medium 6.9

Not known to be exploited · CVSS 6.9 Medium · fixed in Red Hat package updates : update Red Hat CPython when convenient.

Data as of 13 Nov 2026, 05:40 UTC

CVSS 4.0 base score
6.9Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (PSF)CVSS 4.06.9
Patch
Available – fixed in 3.16.0, 3.15.2, 3.14.10 +3
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 22 Oct 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 13 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
Python Software FoundationCPythonAffected
  • >=3.16.0a1 <3.16.0
Fixed in
  • 3.16.0
Python Software FoundationCPythonAffected
  • >=3.15.0 <3.15.2
Fixed in
  • 3.15.2
Python Software FoundationCPythonAffected
  • >=3.14.0 <3.14.10
Fixed in
  • 3.14.10
Python Software FoundationCPythonAffected
  • >=3.13.0 <3.13.18
Fixed in
  • 3.13.18
Python Software FoundationCPythonAffected
  • >=3.12.0 <3.12.16
Fixed in
  • 3.12.16
Python Software FoundationCPythonAffected
  • <3.11.18
Fixed in
  • 3.11.18

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

AI-suggested

Red Hat users should apply the updated python3.13 RPM packages included in this advisory to receive the fixes. Additionally, updating the ca-certificates package to remove compromised eMudhra root CA certificates is essential. For Python applications using custom root certificate stores, ensure the updated Python ssl module is in use to reject weak intermediate certificates. Refer to Red Hat's official security bulletins RHSB-2026:90995 and RHSB-2026-012 for detailed update and mitigation instructions.

Description

This Red Hat security advisory addresses updates to Red Hat Hardened Images RPMs, specifically python3.13 packages, including a fix related to CVE-2026-114583 and CVE-2026-115557. The key issue involves weak intermediate CA certificates issued by the eMudhra certificate authority, which could allow a man-in-the-middle attacker to issue fraudulent certificates trusted by TLS/SSL clients. Red Hat mitigated this by removing compromised root CA certificates from the system root store and updating the Python ssl module to reject these weak certificates. The advisory provides updated RPM packages to apply these fixes.

References

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