CVE-2026-12774

LOW
INFO Priority: 0.01 BB Relevance: 54/100
Published: 2026-06-21 Modified: 2026-10-25 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: X
AT: None
VC: Low
VI: Low
VA: Low

Description

A security vulnerability has been detected in BerriAI litellm up to 1.82.2. Affected by this vulnerability is the function _execute_with_mcp_client of the file litellm/proxy/_experimental/mcp_server/rest_endpoints.py of the component MCP Server Connection Testing. The manipulation leads to server-side request forgery. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
litellm litellm < 1.82.2

References & Advisories (5)

https://vuldb.com/cve/CVE-2026-12774
Third Party Advisory VDB Entry
https://vuldb.com/vuln/372516
Third Party Advisory VDB Entry
https://vuldb.com/submit/811285
Third Party Advisory Exploit VDB Entry
https://vuldb.com/vuln/372516/cti
Permissions Required VDB Entry

Bug Bounty Relevance

54 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

2.1 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/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

EPSS — Exploitation Probability

0.40%
Raw Score 0.004000
Percentile 34.2%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00400
2026-10-28
0.00400

Intelligence Sources

nvd ref →