SUSE · Security update for python
Affects SUSESource GCVE Database
Not known to be exploited · CVSS 9.2 Critical · fixed in SUSE package updates : patch SUSE CPython as a priority.
Data as of 27 Oct 2026, 22:29 UTC
- Patch
- Available – fixed in 3.15.0rc3, 3.14.8, 3.13.16 +3
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 30 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Python Software FoundationCPython | Affected
| Fixed in
|
| Python Software FoundationCPython | Affected
| Fixed in
|
| Python Software FoundationCPython | Affected
| Fixed in
|
| Python Software FoundationCPython | Affected
| Fixed in
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| Python Software FoundationCPython | Affected
| Fixed in
|
| Python Software FoundationCPython | 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
Apply the security update provided by the SUSE Product Security Team that fixes this issue. Since a fix is available, updating to the patched version is the recommended mitigation.
Description
A security update for Python addresses CVE-2026-19445, which involves a use-after-free vulnerability triggered by reassigned SNI callbacks with unreferenced SSLContext instances.
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/suse-su-2026_4919-1.json (opens in a new tab)
- suse.com/support/update/announcement/2026/suse-su-20264919-1/ (opens in a new tab)
- bugzilla.suse.com/1283969 (opens in a new tab)
- bugzilla.suse.com/1285433 (opens in a new tab)
- suse.com/security/cve/CVE-2026-19445/ (opens in a new tab)