Security update for python311
This update for python311 fixes the following issues - CVE-2026-1502: CR/LF bytes not rejected by HTTP client proxy tunnel headers or host (bsc#1261969). - CVE-2026-4786: URLs containing `%action` can bypass mitigation that allows command injection via the `webbrowser.open()` API (bsc#1262319). - CVE-2026-6019: HTML parser-sensitive sequence not neutralized by `http.cookies.Morsel.js_output()` (bsc#1262654). - CVE-2026-6100: use-after-free in decompression modules when a memory allocation fails with a `MemoryError` and the decompression instance is re-used (bsc#1262098).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for python311 fixes the following issues - CVE-2026-1502: CR/LF bytes not rejected by HTTP client proxy tunnel headers or host (bsc#1261969). - CVE-2026-4786: URLs containing `%action` can bypass mitigation that allows command injection via the `webbrowser.open()` API (bsc#1262319). - CVE-2026-6019: HTML parser-sensitive sequence not neutralized by `http.cookies.Morsel.js_output()` (bsc#1262654). - CVE-2026-6100: use-after-free in decompression modules when a memory allocation fails with a `MemoryError` and the decompression instance is re-used (bsc#1262098).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1261969
- https://bugzilla.suse.com/1262098
- https://bugzilla.suse.com/1262319
- https://bugzilla.suse.com/1262654
- https://www.suse.com/security/cve/CVE-2026-1502
- https://www.suse.com/security/cve/CVE-2026-4786
- https://www.suse.com/security/cve/CVE-2026-6019
- https://www.suse.com/security/cve/CVE-2026-6100
- https://www.suse.com/support/update/announcement/2026/suse-su-20263104-1/