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CVE-2025-40908criticalCWE-552

YAML-LibYAML prior to 0.903.0 for Perl uses 2-args open, allowing existing files to be modified

28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.1epss 0.5%
exploitation probability
0.5%top 61% of all CVEs
observed exploitation
nono source reports it
YAML-LibYAML prior to 0.903.0 for Perl uses 2-args open, allowing existing files to be modified
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected products
TINITA · YAML::LibYAML