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CVE-2025-11683

6.5 medium SSVC exploitation: none Analyzed
NVD · CVE.org

YAML::Syck versions before 1.36 for Perl has missing null-terminators which causes out-of-bounds read and potential information disclosure Missing null terminators in token.c leads to but-of-bounds read which allows adjacent variable to be read The issue is seen with complex YAML files with a hash of all keys and empty values. There is no indication that the issue leads to accessing memory outside that allocated to the module.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 1

  1. First seenCVSS 6.5 · toddrNVD modified 2026-10-08 11:10

Affected (CPE criteria) 1

  • cpe:2.3:a:toddr:yaml\:\:syck:*:*:*:*:*:perl:*:*

References 2