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CVE-2026-12799— BerriAI litellm Incomplete Fix CVE-2025-0628 internal_user_endpoints.py ui_view_users improper authorization

Quick assessment

Affected
BerriAI litellm
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

LiteLLM是LiteLLM团队开源的一个应用程序。 litellm 1.82.0版本、1.82.1版本和1.82.2版本存在安全漏洞，该漏洞源于文件litellm/proxy/management_endpoints/internal_user_endpoints.py中函数ui_view_users存在授权不当问题，可能导致未授权访问。

CVSS 4.3 · Medium EPSS 0.43% · P35

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 3

VendorProduct Version RangeStatus
BerriAI litellm 1.82.0 affected
1.82.1 affected
1.82.2 affected
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I. Basic Information for CVE-2026-12799

Vulnerability Information
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Vulnerability Title
BerriAI litellm Incomplete Fix CVE-2025-0628 internal_user_endpoints.py ui_view_users improper authorization
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in BerriAI litellm up to 1.82.2. Affected by this issue is the function ui_view_users of the file litellm/proxy/management_endpoints/internal_user_endpoints.py of the component Incomplete Fix CVE-2025-0628. Such manipulation leads to improper authorization. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
litellm 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LiteLLM是LiteLLM团队开源的一个应用程序。 litellm 1.82.0版本、1.82.1版本和1.82.2版本存在安全漏洞，该漏洞源于文件litellm/proxy/management_endpoints/internal_user_endpoints.py中函数ui_view_users存在授权不当问题，可能导致未授权访问。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
BerriAI litellm 1.82.0 cpe:2.3:a:litellm:litellm:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-12799

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III. Intelligence Information for CVE-2026-12799

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Vendor Advisories for CVE-2026-12799 (1)

Same Patch Batch · BerriAI · 2026-06-21 · 10 CVEs total

CVE-2026-12773 7.3 HIGH BerriAI litellm MCP Proxy user_api_key_auth_mcp.py UserAPIKeyAuth improper authentication
CVE-2026-12795 7.3 HIGH BerriAI litellm SSO Debug Flow ui_sso.py json.dumps missing authentication
CVE-2026-12798 6.3 MEDIUM BerriAI litellm MCP OpenAPI Spec Loader openapi_to_mcp_generator.py load_openapi_spec_asyn
CVE-2026-12774 6.3 MEDIUM BerriAI litellm MCP Server Connection Testing rest_endpoints.py _execute_with_mcp_client s
CVE-2026-12796 6.3 MEDIUM BerriAI litellm SSO Authentication Flow ui_sso.py get_redirect_response_from_openid sessio
CVE-2026-12772 6.3 MEDIUM BerriAI litellm PROXY_ADMIN database API Key Generator login_utils.py authenticate_user se
CVE-2026-12797 6.3 MEDIUM BerriAI litellm Completions banned_keywords.py async_pre_call_hook authorization
CVE-2026-12770 5.4 MEDIUM BerriAI litellm Admin Key key_management_endpoints.py improper authorization
CVE-2026-12771 5.0 MEDIUM BerriAI litellm M2M JWT user_api_key_auth.py improper authorization

IV. Related Vulnerabilities

Same product: litellm
Same vendor: BerriAI
Same weakness: CWE-285

V. Comments for CVE-2026-12799

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