YAML-LibYAML prior to 0.903.0 for Perl uses 2-args open, allowing existing files to be modified
https://github.com/ingydotnet/yaml-libyaml-pm/pull/122
https://github.com/ingydotnet/yaml-libyaml-pm/pull/121
https://github.com/ingydotnet/yaml-libyaml-pm/issues/120
Source: Mitre, NVD
Published: 2025-06-01
Updated: 2025-06-02
Base Score: 9.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:N
Severity: High
Base Score: 9.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Severity: Critical
EPSS: 0.00029