CVE-2026-22178

OpenClaw versions prior to 2026.2.19 construct RegExp objects directly from unescaped Feishu mention metadata in the stripBotMention function, allowing regex injection and denial of service. Attackers can craft nested-quantifier patterns or metacharacters in mention metadata to trigger catastroph...

CVE-2026-22178 OpenClaw < 2026.2.19 - ReDoS and Regex Injection via Unescaped Feishu Mention Metadata

OpenClaw versions prior to 2026.2.19 construct RegExp objects directly from unescaped Feishu mention metadata in the stripBotMention function, allowing regex injection and denial of service. Attackers can craft nested-quantifier patterns or metacharacters in mention metadata to trigger catastroph...

OpenClaw has ReDoS and regex injection via unescaped Feishu mention metadata in RegExp construction

Summary extensions/feishu/src/bot.ts constructed new RegExp directly from Feishu mention metadata mention.name, mention.key in stripBotMention without escaping regex metacharacters. Affected Packages / Versions - Package: npm openclaw - Affected versions: = 2026.2.17 - First affected release:...