Security update for python3
This update for python3 fixes the following issue: - CVE-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF (bsc#1261969). - CVE-2026-3446: base64 decoding stops at first padded quad by default and ignores other information that could be processed (bsc#1261970). - CVE-2026-4786: URLs prefixed with `%action` can pass the dash-prefix safety check and allow for command injection (bsc#1262319). - CVE-2026-6019: `BaseCookie.js_output()` does not neutralize characters in cookie values embedded in JS (bsc#1262654). - CVE-2026-6100: use-after-free in `lzma.LZMADecompressor`, `bz2.BZ2Decompressor`, and `gzip.GzipFile` when process is under memory pressure(bsc#1262098).
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for python3 fixes the following issue: - CVE-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF (bsc#1261969). - CVE-2026-3446: base64 decoding stops at first padded quad by default and ignores other information that could be processed (bsc#1261970). - CVE-2026-4786: URLs prefixed with `%action` can pass the dash-prefix safety check and allow for command injection (bsc#1262319). - CVE-2026-6019: `BaseCookie.js_output()` does not neutralize characters in cookie values embedded in JS (bsc#1262654). - CVE-2026-6100: use-after-free in `lzma.LZMADecompressor`, `bz2.BZ2Decompressor`, and `gzip.GzipFile` when process is under memory pressure(bsc#1262098).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1261969
- https://bugzilla.suse.com/1261970
- 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-2026-3446
- 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-20261937-1/