CVE-2026-82271: Sciphi-Ai r2r

Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days.

R2R through 3.6.5 fails to properly validate user ownership in conversation update and message handlers, allowing authenticated users to modify other users' conversations. Attackers can supply arbitrary conversation identifiers to rename conversations and append messages to other users' conversation histories, corrupting state and injecting malicious content.

Affected products

• Sciphi-Ai r2r: up to and including 3.6.5

Published 2026-08-28. Last modified 2026-09-23.