CVE-2026-22263 - Suricata http1: quadratic complexity in headers parsing over multiple packets
CVE ID : CVE-2026-22263
Published : Jan. 27, 2026, 7:16 p.m. | 2 hours, 43 minutes ago
Description : Suricata is a network IDS, IPS and NSM engine. Starting in version 8.0.0 and prior to version 8.0.3, inefficiency in http1 headers parsing can lead to slowdown over multiple packets. Version 8.0.3 patches the issue. No known workarounds are available.
Severity: 5.3 | MEDIUM
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Published : Jan. 27, 2026, 7:16 p.m. | 2 hours, 43 minutes ago
Description : Suricata is a network IDS, IPS and NSM engine. Starting in version 8.0.0 and prior to version 8.0.3, inefficiency in http1 headers parsing can lead to slowdown over multiple packets. Version 8.0.3 patches the issue. No known workarounds are available.
Severity: 5.3 | MEDIUM
Visit the link for more details, such as CVSS details, affected products, timeline, and more...