CVE-2026-94084NVD

Vulnerability Summary

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 Level

CRITICAL(9.4)

Published Date

Sep 20, 2026

Last Modified

Sep 20, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

Data Pending

Root Weakness (CWE)

N/A

CVSS v3.1 Base Metrics

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityLow

📧Email Delivery — Threat intel straight to your inbox.

♾️Unlimited Vendors — Track your entire stack.

🚨All New CVEs — Be the first to know.

⚙️Custom EPSS — Filter noise, focus on risk.

💬Webhooks — Slack & Teams integration.

🚫Ad-Free — Uninterrupted experience.