Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
Affects Red HatSource GCVE Database
Not known to be exploited · CVSS 5.3 Medium : upgrade Red Hat CPython to 3.16.0 when convenient.
Data as of 13 Nov 2026, 05:28 UTC
Thin evidence
One scorer or none| CNA (PSF) | CVSS 4.0 | 5.3 |
|---|
- Patch
- Available – fixed in 3.16.0
CVSS:4.0/AV:A/AC:L/AT:P/PR:H/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 29 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 CPython to 3.16.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Python Software FoundationCPython | Affected
| Fixed in
|
GitHubCPythonpkg:github/CPythonOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat has released updated python3.14 packages (version 3.14.10-1.2.hum1) that address CVE-2026-116566. Users of Red Hat Hardened Images should apply these updates promptly to remediate the vulnerability. Detailed update instructions are available at https://images.redhat.com/. No additional mitigation steps are indicated by the vendor advisory.
Description
Red Hat has issued a security update for its Hardened Images RPMs, specifically addressing a vulnerability in python3.14 packages. The update includes multiple python3.14-related RPMs across various architectures. The security fix addresses CVE-2026-116566, which is associated with CWE-140. No exploits are known to be in the wild at this time.
References
- access.redhat.com/errata/RHSA-2026:93609 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-116566 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- images.redhat.com (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_93609.json (opens in a new tab)