Is this vulnerability remotely exploitable?

Yes, it can be remotely exploitable in deployments where LiteLLM's JWT/OIDC endpoints are exposed over the network and `enable_jwt_auth` is turned on. An attacker only needs the ability to send crafted tokens to the affected gateway.

What level of access does an attacker need to exploit this?

The attacker needs no prior authenticated access. They must be able to interact with the LiteLLM instance and submit arbitrary tokens. They do not need knowledge of the victim's full token, only the ability to craft a token that collides on the truncated prefix.

What is the safest general fix pattern?

The safest pattern is to ensure that authentication and userinfo caches are keyed by a

Severity:

CRITICAL RISK

(9.1)

Improper Authentication Cache Key (CWE-287) in LiteLLM JWT/OIDC Gateway

CVE-2026-35030

Published:

Apr 6, 2026

Status:

Analyzed

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Recent Vulnerabilities

CWE-77;CWE-78

CRITICAL RISK

CRITICAL

(9.8)

OS Command Injection (CWE-78) in Totolink A7100RU CGI Handler setAccessDeviceCfg

Remote Code Execution on the Router

April 12, 2026

CWE-77;CWE-78

CRITICAL RISK

CRITICAL

(9.8)

OS Command Injection (CWE-78) in Totolink A7100RU CGI setLedCfg Handler

Remote Code Execution on the Router

April 12, 2026

Vulnerability Type

Category:

Improper Authentication

CWE:

CWE-287

Impact:

Authentication Bypass and Privilege Escalation

Severity:

CRITICAL RISK

(9.1)

CVSS Version:

3.1

Vulnerability Type

Category:

Improper Authentication

CWE:

CWE-287

Impact:

Authentication Bypass and Privilege Escalation

Severity:

CRITICAL RISK

(9.1)

CVSS Version:

3.1

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Ask AI for summary of CodeAnt

Improper Authentication Cache Key (CWE-287) in LiteLLM JWT/OIDC Gateway

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

CRITICAL RISK

CRITICAL

(9.8)

OS Command Injection (CWE-78) in Totolink A7100RU CGI Handler setAccessDeviceCfg

CRITICAL RISK

CRITICAL

(9.8)

OS Command Injection (CWE-78) in Totolink A7100RU CGI setLedCfg Handler

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

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