PatchSiren cyber security CVE debrief
CVE-2026-12770 BerriAI CVE debrief
CVE-2026-12770 is a low-severity vulnerability (CVSS Score: 2.1) affecting BerriAI litellm versions up to 1.63.1. The issue lies in the Admin Key Handler component, specifically in the file litellm/proxy/management_endpoints/key_management_endpoints.py, leading to improper authorization. The vulnerability can be exploited remotely, and a public exploit has been disclosed. Given the low severity and the need for remote access and specific privileges (PR:L), defenders should assess their exposure and prioritize based on their system's configuration and the potential impact of such a vulnerability.
- Vendor
- BerriAI
- Product
- litellm
- CVSS
- LOW 2.1
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-21
- Original CVE updated
- 2026-06-22
- Advisory published
- 2026-06-21
- Advisory updated
- 2026-06-22
Who should care
Organizations using BerriAI litellm up to version 1.63.1 should be aware of this vulnerability. Given the low CVSS score and the specifics of the exploit, it may not be a high priority for all, but those with exposed systems or high security standards should investigate and apply mitigations.
Technical summary
The vulnerability (CVE-2026-12770) is caused by improper authorization in the Admin Key Handler of BerriAI litellm up to 1.63.1. The affected component is located in the file litellm/proxy/management_endpoints/key_management_endpoints.py. The CVSS vector is 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:X/V:X/RE:X/U:X, indicating a low severity score of 2.1. The weakness types are CWE-266 and CWE-285.
Defensive priority
Low priority due to CVSS score of 2.1 and required privileges for exploitation.
Recommended defensive actions
- Inventory and assess the exposure of BerriAI litellm versions up to 1.63.1 within your organization.
- Review and apply the vendor-supported remediation when available.
- Implement compensating controls to limit exposure, such as restricting access to the Admin Key Handler.
- Monitor for any suspicious activity related to the Admin Key Handler.
- Track exceptions for systems that cannot be updated immediately.
Evidence notes
The primary evidence for this vulnerability comes from the NVD and Vuldb sources. The vulnerability affects BerriAI litellm up to version 1.63.1. The specific component impacted is the Admin Key Handler in the file litellm/proxy/management_endpoints/key_management_endpoints.py. Defenders should verify the version of litellm in use and assess the exposure of their systems based on the CVSS vector provided.
Official resources
This article is AI-assisted and based on the supplied source corpus.