CVE-2026-57825

In the opam package before 2.5.2 for OCaml, the sandbox protection mechanism can be bypassed because symlinks are mishandled during use of .install files.

  • Published Sep 9, 2026
  • CVSS 5.7 medium
  • 0.5% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-57825 at the National Vulnerability Database