This update for python312 fixes the following issues
- CVE-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF (bsc#1261969).
- CVE-2026-4786: Incomplete mitigation of %action expansion for command injection to
webbrowser.open() (bsc#1262319).
- CVE-2026-6019:
BaseCookie.js_output() does not neutralize characters in cookie values embedded in JS (bsc#1262654).
- CVE-2026-6100: Arbitrary code execution or information disclosure via use-after-free in decompression modules
(bsc#1262098).