CVE-2026-57825

EUVD-2026-74594
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.
Symlink
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
mitreCNA
5.7 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 23.89%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
ocamlopam
𝑥
< 2.5.2
CNA
Debian logo
Debian Releases
Debian Product
Codename
opam
bookworm
vulnerable
bookworm (security)
2.1.2-1+deb12u2
fixed
forky
2.5.2-1
fixed
sid
2.5.2-1
fixed
trixie
vulnerable
trixie (security)
2.3.0-1+deb13u2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
opam
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
resolute
needs-triage
xenial
needs-triage