CVE-2025-30204 jwt-go allows excessive memory allocation during header parsing

golang-jwt is a Go implementation of JSON Web Tokens. Starting in version 3.2.0 and prior to versions 5.2.2 and 4.5.2, the function parse.ParseUnverified splits via a call to strings.Split its argument which is untrusted data on periods. As a result, in the face of a malicious request whose...

CVE-2025-30204 jwt-go allows excessive memory allocation during header parsing

golang-jwt is a Go implementation of JSON Web Tokens. Starting in version 3.2.0 and prior to versions 5.2.2 and 4.5.2, the function parse.ParseUnverified splits via a call to strings.Split its argument which is untrusted data on periods. As a result, in the face of a malicious request whose...

CVE-2025-30204

golang-jwt is a Go implementation of JSON Web Tokens. Starting in version 3.2.0 and prior to versions 5.2.2 and 4.5.2, the function parse.ParseUnverified splits via a call to strings.Split its argument which is untrusted data on periods. As a result, in the face of a malicious request whose...

CVE-2025-30204 jwt-go allows excessive memory allocation during header parsing

golang-jwt is a Go implementation of JSON Web Tokens. Starting in version 3.2.0 and prior to versions 5.2.2 and 4.5.2, the function parse.ParseUnverified splits via a call to strings.Split its argument which is untrusted data on periods. As a result, in the face of a malicious request whose...

CVE-2025-30204

golang-jwt is a Go implementation of JSON Web Tokens. Starting in version 3.2.0 and prior to versions 5.2.2 and 4.5.2, the function parse.ParseUnverified splits via a call to strings.Split its argument which is untrusted data on periods. As a result, in the face of a malicious request whose...

CVE-2025-30204

CVE-2025-30204 affects golang-jwt (jwt-go). In versions prior to 5.2.2 and 4.5.2, parse.ParseUnverified splits the untrusted Authorization header (Bearer …) on periods using strings.Split, causing O(n) memory allocations for long inputs (approx. 16 bytes per unit). This can lead to significantly ...

CVE-2025-30144

fast-jwt provides fast JSON Web Token JWT implementation. Prior to 5.0.6, the fast-jwt library does not properly validate the iss claim based on the RFC 7519. The iss issuer claim validation within the fast-jwt library permits an array of strings as a valid iss value. This design flaw enables a...

PT-2025-12455

Name of the Vulnerable Software and Affected Versions golang-jwt versions prior to 4.5.2 golang-jwt versions prior to 5.2.2 Description The issue affects the parse.ParseUnverified function, which splits untrusted data on periods. This can lead to allocations of On bytes when faced with a maliciou...

jwt-go 安全漏洞

jwt-go is a Go language JWT implementation of the golang-jwt open source. A security vulnerability exists in jwt-go versions prior to 5.2.2 and prior to 4.5.2, which stems from a memory allocation issue that can be caused by the parse.ParseUnverified function when processing malicious requests...

CVE-2024-11173

An unhandled exception in the danny-avila/librechat repository, version git 600d217, can cause the server to crash, leading to a full denial of service. This issue occurs when certain API endpoints receive malformed input, resulting in an uncaught exception. Although a valid JWT is required to...

CVE-2024-11173

CVE-2024-11173 affects the danny-avila/librechat project (git 600d217). An unhandled exception in API request handling can crash the server, causing a full denial of service. Exploitation requires a valid JWT, but LibreChat’s open registration allows attackers to create accounts and trigger the a...

CVE-2024-11173 Unhandled Exception in danny-avila/librechat

An unhandled exception in the danny-avila/librechat repository, version git 600d217, can cause the server to crash, leading to a full denial of service. This issue occurs when certain API endpoints receive malformed input, resulting in an uncaught exception. Although a valid JWT is required to...

CVE-2025-30144

fast-jwt provides fast JSON Web Token JWT implementation. Prior to 5.0.6, the fast-jwt library does not properly validate the iss claim based on the RFC 7519. The iss issuer claim validation within the fast-jwt library permits an array of strings as a valid iss value. This design flaw enables a...

Fast-JWT Improperly Validates iss Claims

Summary The fast-jwt library does not properly validate the iss claim based on the RFC https://datatracker.ietf.org/doc/html/rfc7519page-9. Details The iss issuer claim validation within the fast-jwt library permits an array of strings as a valid iss value. This design flaw enables a potential...

@fibus-digital/sluby (>=0.4.15, <=0.4.32-beta3), @jsprismarine/client (>=0.12.1-unstable-20241211144608, <=0.12.2-unstable-20250317172708) +2 more potentially affected by CVE-2025-30144 via fast-jwt (>=5.0.0, <=5.0.5)

fast-jwt NPM version =5.0.0, =0.4.15, =0.12.1-unstable-20241211144608, =0.12.1-unstable-20241211144608, =0.12.1-unstable-20241211144608, =0.12.2-unstable-20250317172708 Source cves: CVE-2025-30144 Source advisory: OSV:GHSA-GM45-Q3V2-6CF8...

CVE-2025-30144 Fast-JWT Improperly Validates iss Claims

fast-jwt provides fast JSON Web Token JWT implementation. Prior to 5.0.6, the fast-jwt library does not properly validate the iss claim based on the RFC 7519. The iss issuer claim validation within the fast-jwt library permits an array of strings as a valid iss value. This design flaw enables a...

CVE-2025-30144 Fast-JWT Improperly Validates iss Claims

fast-jwt provides fast JSON Web Token JWT implementation. Prior to 5.0.6, the fast-jwt library does not properly validate the iss claim based on the RFC 7519. The iss issuer claim validation within the fast-jwt library permits an array of strings as a valid iss value. This design flaw enables a...

CVE-2025-30144 Fast-JWT Improperly Validates iss Claims

fast-jwt provides fast JSON Web Token JWT implementation. Prior to 5.0.6, the fast-jwt library does not properly validate the iss claim based on the RFC 7519. The iss issuer claim validation within the fast-jwt library permits an array of strings as a valid iss value. This design flaw enables a...

CVE-2025-30144

CVE-2025-30144 affects the fast-jwt library prior to 5.0.6, where iss validation incorrectly accepts an array of strings as a valid issuer. This permissive check can let an attacker forge a JWT containing an issuer array like [host, https://valid-iss], which may be accepted by verifiers (especial...

fast-jwt 安全漏洞

fast-jwt is a JSON Web Token implementation open-sourced by Nearform. A security vulnerability exists in fast-jwt versions prior to 5.0.6, which stems from improper validation of iss declarations and could lead to a forged JWT...