https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-30T14:01:37.905447+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2025-6075 CVE-2025-6075 — Quadratic complexity in os.path.expandvars() with user-controlled template 2026-09-30T14:01:38.134933+00:00

Affected: Python Software Foundation CPython

If the value passed to os.path.expandvars() is user-controlled a performance degradation is possible when expanding environment variables.

 https://vulnerability.circl.lu/vuln/usn-7886-1 USN-7886-1 — python3.12, python3.11, python3.10, python3.9, python3.8, python3.7, python3.6, python3.5, python3.4 vulnerabilities 2026-09-30T14:01:38.135054+00:00

Affected: Ubuntu:Pro:14.04:LTS: python3.4, Ubuntu:Pro:14.04:LTS: python3.5, Ubuntu:Pro:16.04:LTS: python3.5, Ubuntu:Pro:18.04:LTS: python3.6, Ubuntu:Pro:18.04:LTS: python3.7, Ubuntu:Pro:18.04:LTS: python3.8, Ubuntu:Pro:20.04:LTS: python3.8, Ubuntu:Pro:20.04:LTS: python3.9, Ubuntu:22.04:LTS: python3.10, Ubuntu:Pro:22.04:LTS: python3.11 and 1 more

It was discovered that Python inefficiently handled expanding system environment variables. An attacker could possibly use this issue to cause Python to consume excessive resources, leading to a denial of service. (CVE-2025-6075)

Caleb Brown discovered that Python incorrectly handled the ZIP64 End of Central Directory (EOCD) Locator record offset value. An attacker could possibly use this issue to obfuscate malicious content. (CVE-2025-8291)