CVE-2026-82281

Kotaemon through 0.12.0 fails to properly validate conversation ownership in select_conv, delete_conv, rename_conv, and on_set_public_conversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation identifiers without proper authorization checks.

  • Published Aug 28, 2026
  • CVSS 9.1 critical
  • 0.3% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-82281 at the National Vulnerability Database