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CVE-2026-90668

HIGH NVD
CVSS Score
7.5
Severity
HIGH
Source
NVD
Published
Sep 13, 2026
Description

The webserver in UnrealIRCd 6.0.5 through 6.2.6 before 6.2.7 does not limit the number of HTTP request headers, which allows remote attackers to cause a denial of service (memory consumption and unresponsive server) via an HTTP request with an unlimited number of headers, if a websocket or JSON-RPC listener is enabled (disabled by default).

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