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Vulnerability record · CVE-2026-12770 · published 21 June 2026

CVE-2026-12770: Litellm improper authorization vulnerability

Litellm · Litellm

A vulnerability was determined in BerriAI litellm up to 1.63.1. The impacted element is an unknown function of the file litellm/proxy/management_endpoints/key_management_endpoints.py of the component Admin Key Handler. This manipulation causes improper authorization. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 23781. It is recommended to apply a patch to fix this issue. The vendor was contacted early about this disclosure.

2.1 CVSS 4.0 Low EPSS 0.57% · top 54.6% CWE-266 · CWE-266CWE-285 · Improper authorization
2.1CVSS 4.0 base score, v2 5.5
0.57%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
7References, 2 tagged exploit
24 Jun 2026Last modified by NVD

Description

A vulnerability was determined in BerriAI litellm up to 1.63.1. The impacted element is an unknown function of the file litellm/proxy/management_endpoints/key_management_endpoints.py of the component Admin Key Handler. This manipulation causes improper authorization. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 23781. It is recommended to apply a patch to fix this issue. The vendor was contacted early about this disclosure.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://gist.github.com/YLChen-007/993c68152b2c770d53590f1684c755d4 ExploitThird Party Advisory
https://github.com/BerriAI/litellm/ Product
https://github.com/BerriAI/litellm/pull/23781 Issue TrackingPatch
https://vuldb.com/cve/CVE-2026-12770 Third Party AdvisoryVDB Entry
https://vuldb.com/submit/811279 Third Party AdvisoryVDB EntryExploit
https://vuldb.com/vuln/372512 Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/372512/cti Permissions RequiredVDB Entry

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Source: NIST National Vulnerability Database (record CVE-2026-12770), CISA KEV, FIRST EPSS (scores of 2026-10-09). This page is refreshed as NVD updates the record.