Description
YAML-LibYAML prior to 0.903.0 for Perl uses 2-args open, allowing existing files to be modified
References (3)
Core 3
Core References
Exploit, Issue Tracking issue-tracking
https://github.com/ingydotnet/yaml-libyaml-pm/issues/120
Issue Tracking, Patch patch
https://github.com/ingydotnet/yaml-libyaml-pm/pull/121
Issue Tracking, Patch patch
https://github.com/ingydotnet/yaml-libyaml-pm/pull/122
Scores
CVSS v3
9.1
EPSS
0.0037
EPSS Percentile
28.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-552
Status
published
Products (1)
ingydotnet/yaml-libyaml
< 0.903.0
Published
Jun 01, 2025
Tracked Since
Feb 18, 2026