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CVE-2026-65644

Rocket.Chat in versions before 8.8.0, 8.7.1, 8.6.2, 8.5.3, 8.4.6, 8.3.8, 8.2.8, 8.1.8, and 7.10.15 has a REST API endpoint POST /api/v1/live

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 8.8.0, 8.7.1, 8.6.2, 8.5.3, 8.4.6, and 4 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: partial

Summary

Rocket.Chat in versions before 8.8.0, 8.7.1, 8.6.2, 8.5.3, 8.4.6, 8.3.8, 8.2.8, 8.1.8, and 7.10.15 has a REST API endpoint POST /api/v1/livechat/visitor that accepts an unauthenticated, unsanitized name field for Livechat visitors. This name is stored raw and later rendered via dangerouslySetInnerHTML in the Omnichannel Queue side panel (InquireSidePanelItem.tsx), injecting a real, clickable HTML link - pointing to any attacker-controlled domain, with arbitrary social-engineering text - into the DOM of any agent viewing the queue.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • Rocket.Chat Rocket.Chat

    fixed in 8.8.0; fixed in 8.7.1; fixed in 8.6.2; fixed in 8.5.3; fixed in 8.4.6; fixed in 8.3.8; fixed in 8.2.8; fixed in 8.1.8; fixed in 7.10.15

References 2

hackerone.com

GitHub · RocketChat/Rocket.Chat