CVE-2026-94084

9.4 criticalEPSS 0.5%

Critical (9.4) in oisf suricata. EPSS 0.5% chance of exploitation in the next 30 days.

Suricata before 8.0.7 has an Http2ThreadMultiBuf use-after-free when a transaction is inspected by rules that use http.response_header with and without a transform.

Severity

CVSS 3.1

9.4 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 45% of CVEs (scores of 2026-10-31)
CWE: CWE-416
Published: 2026-09-20
Modified: 2026-09-28
Record from: the NVD, synced 2026-10-19

Affected

oisf:suricata

References

https://forum.suricata.io/t/suricata-8-0-7-released/6467
https://github.com/OISF/suricata/commit/1d66355dc8737bb2ae7a198115b3067e3ad49808
https://github.com/OISF/suricata/compare/suricata-8.0.6...suricata-8.0.7

Check your stack JSON