CVE-2025-40908
9.1
CRITICAL
CVSS 3.1
EPSS 0.37%
Description
YAML-LibYAML prior to 0.903.0 for Perl uses 2-args open, allowing existing files to be modified
How to fix CVE-2025-40908
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/libyaml-libyaml-perl—no fix listed
Is CVE-2025-40908 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |