What’s Vulnerable › Vulnerabilities

CVE-2026-12772: BerriAI litellm PROXY_ADMIN database API Key Generator login_utils.py authenticate_user session expiration

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-06-21 · updated 2026-10-25
• Weakness: CWE-613

Description

A security flaw has been discovered in BerriAI litellm up to 1.82.2. This impacts the function authenticate_user of the file litellm/proxy/auth/login_utils.py of the component PROXY_ADMIN database API Key Generator. Performing a manipulation results in session expiration. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure.

Affected products

• BerriAI litellm: before 1.82.3 — fixed in 1.82.3

How to fix

Upgrade to a fixed version: BerriAI litellm 1.82.3. Check the vendor advisory for mitigations.

References

• https://gist.github.com/YLChen-007/39ed709ce322431658a05b951e91f278
• https://vuldb.com/cve/CVE-2026-12772
• https://vuldb.com/submit/811281
• https://vuldb.com/vuln/372514
• https://vuldb.com/vuln/372514/cti

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