Sigma Watch is free and independent. If it saves you time, keep it running. ☕ Buy me a coffee

SigmaWatch

CVE coverage

CVE-2026-88361

CVSS 7.5 no coverage

View on NVD →

SumatraPDF 3.6.1 contains an integer overflow vulnerability in EngineMupdf::BuildPageLabelRec() when parsing PDF PageLabels /Nums entries.

Detection rules

No detection found — yet

None of Sigma, Elastic, Splunk ESCU, YARA, Microsoft Sentinel, Snort, or Suricata currently has a rule referencing CVE-2026-88361.