CVE-2026-94084 PUBLISHED

Assigner: mitre
Reserved: 20.09.2026 Published: 20.09.2026 Updated: 20.09.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
CVSS Score: 9.4

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	OISF
Product	Suricata
Versions	Default: unaffected affected from 0 to 8.0.7 (excl.)

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

Problem Types

CWE-416 Use After Free CWE