Auth bypass in Berriai Litellm
CVE-2026-47102
LiteLLM prior to 1.83.10 allows a user to modify their own user_role via the /user/update endpoint. While the endpoint correctly restricts users to updating only their own account, it does not restrict which fields may be changed. A user w…
Vulnerability class: Broken Access Control
EPSS: 0.001 (18.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Berriai Litellm — versions 0
- Litellm
Weakness classification (CWE)
Public proof-of-concept exploits
References
- disclosure@vulncheck.com (Exploit, technical-description, Third Party Advisory, exploit, Mitigation)
- disclosure@vulncheck.com (Exploit, Third Party Advisory, exploit, third-party-advisory)
- disclosure@vulncheck.com (release-notes, Release Notes)
- disclosure@vulncheck.com (issue-tracking, Patch, Issue Tracking)
- disclosure@vulncheck.com (Patch, patch)
- disclosure@vulncheck.com (Patch, patch)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-47102?
- CVE-2026-47102 is a high-severity vulnerability in Berriai Litellm, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2026-05-21.
- How severe is CVE-2026-47102?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2026-47102 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.