UnratedRed Hat & Ubuntu Linux
mailcap vulnerability
USN-8518-1 Published Jul 8, 2026
CVE-2026-10037
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Aaron Rainbolt discovered that the cautious-launcher utility in the mailcap package did not properly restrict the execution of certain file types. An attacker could use this issue to escape a sandboxed application and execute arbitrary code on the host operating system. Affected Ubuntu releases: 26.04, 25.10, 24.04, 22.04. CVEs: CVE-2026-10037.
Affected versions
- Ubuntu 26.04
- Ubuntu 25.10
- Ubuntu 24.04
- Ubuntu 22.04
Official advisory · medium-confidence parse· fetched 2 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Apply available updates: `sudo apt update && sudo apt upgrade` (a standard system update installs the fix).
Official advisory · medium-confidence parse· fetched 2 hours ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.