Auth bypass in Chainlit

CVE-2025-68492

Chainlit versions prior to 2.8.5 contain an authorization bypass through user-controlled key vulnerability. If this vulnerability is exploited, threads may be viewed or thread ownership may be obtained by an attacker who can log in to the…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.002 (12.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-68492?
CVE-2025-68492 is a medium-severity vulnerability in Chainlit, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.2/10. Published 2026-01-14.
How severe is CVE-2025-68492?
Medium severity. CVSS v3 base score is 4.2 out of 10.