CVE-2026-11800 Org.keycloak:keycloak-services: keycloak: authentication bypass via jwt algorithm confusion

A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to...

CVE-2026-11800

CVE-2026-11800 concerns Keycloak services and describes a JWT algorithm confusion vulnerability in the JWT Authorization Grant flow. The issue allows an attacker with valid client credentials to bypass signature verification by forging an assertion, enabling creation of unauthorized access tokens...

CVE-2026-11800 Org.keycloak:keycloak-services: keycloak: authentication bypass via jwt algorithm confusion

A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to...

CVE-2026-11800

A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to...

keycloak: Keycloak: Privilege escalation due to oversized subject_token JWT

A flaw was found in Keycloak. An authenticated user with low privileges can exploit this vulnerability by sending an oversized subjecttoken JSON Web Token JWT to the TokenEndpoint. When the token exceeds a 4000-character limit, it is silently dropped, causing the system to fall back to client...

Security Bulletin: Multiple vulnerabilities in IBM DevOps Solution Workbench

Summary Multiple vulnerabilities were addressed in IBM DevOps Solution Workbench version 5.2.0 Vulnerability Details CVEID:CVE-2026-40895 DESCRIPTION: follow-redirects is an open source, drop-in replacement for Node's http and https modules that automatically follows redirects. Prior to 1.16.0,...

CVE-2026-55759 Rocket.Chat: Apple Sign-In skips JWT claims validation, allowing expired and cross-audience token replay

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.1, 8.4.4, 8.3.6, 8.2.6, 8.1.6, 8.0.7, and 7.10.13, Rocket.Chat's Apple Sign-In handler verifies JWT signatures but skips claims validation. Any Apple-signed JWT with a non-empty iss is accepted...

CVE-2026-55759

Rocket.Chat Apple Sign-In had a JWT claims validation bypass prior to 8.5.1, 8.4.4, 8.3.6, 8.2.6, 8.1.6, 8.0.7, and 7.10.13. Any Apple-signed JWT with a non-empty iss could be accepted regardless of aud, exp, nbf, or nonce, enabling replay authentication if an attacker obtains a user’s identity t...

CVE-2026-55666

Rocket.Chat vulnerable pre-versions 8.5.1, 8.4.4, 8.3.6, 8.2.6, 8.1.6, 8.0.7, and 7.10.13 due to a flaw in apps/meteor/app/apple/server/loginHandler.ts where handleIdentityToken parses an Apple OAuth JWT. If the JWT lacks an email, the code falls back to accepting an arbitrary email value supplie...

CVE-2026-56269

Flowise before 3.1.0 npm package flowise, versions 3.0.13 and earlier uses a weak hardcoded default value 'Secre$t' for the TOKENHASHSECRET environment variable in packages/server/src/enterprise/utils/tempTokenUtils.ts when the variable is not configured. This secret derives the AES-256-CBC key...

CVE-2026-56269 Flowise - Weak Default Token Hash Secret in JWT Token Encryption

Flowise before 3.1.0 npm package flowise, versions 3.0.13 and earlier uses a weak hardcoded default value 'Secre$t' for the TOKENHASHSECRET environment variable in packages/server/src/enterprise/utils/tempTokenUtils.ts when the variable is not configured. This secret derives the AES-256-CBC key...

CVE-2026-56269

Flowise before 3.1.0 (npm package flowise;

PT-2026-52117

Name of the Vulnerable Software and Affected Versions Rocket.Chat versions prior to 8.5.1 Rocket.Chat versions prior to 8.4.4 Rocket.Chat versions prior to 8.3.6 Rocket.Chat versions prior to 8.2.6 Rocket.Chat versions prior to 8.1.6 Rocket.Chat versions prior to 8.0.7 Rocket.Chat versions prior ...

PT-2026-52176

Name of the Vulnerable Software and Affected Versions Drupal Salesforce Suite versions 0.0.0 through 5.1.3 Description A Cross-Site Request Forgery CSRF issue exists where the software fails to properly validate the OAuth handshake during interactive authentication. This allows an attacker to...

CVE-2026-53928

NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, a stolen refresh token survived a password-forgot flow and could be used to mint fresh JWTs even after the user reset their password. passwordChange and passwordReset deleted the user's refresh tokens, but passwordForg...

BIT-APISIX-2026-39999 Apache APISIX: JWT Algorithm Confusion allows authentication bypass

Authentication Bypass by Spoofing vulnerability in Apache APISIX. The attacker can completely bypass authentication capitalising on certain configurations of jwt-auth plugin. This issue affects Apache APISIX: from v2.2 through v3.16.0. Users are recommended to upgrade to version v3.17.0, which...

Amazon Linux 2023 : python3-jwt, python3-jwt+crypto (ALAS2023-2026-1842)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1842 advisory. PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, when the verifier is decoding JSON Web Tokens, while supporting both asymmetric and HMAC algorithms, the library does not validate u...

PYSEC-2026-239

Crawl4AI before 0.8.7 contains an authentication bypass vulnerability due to a hardcoded default JWT signing key in the Docker API server. Attackers who know the default key can forge valid authentication tokens for any user, bypassing authentication and gaining full access to protected...

CVE-2026-56265

Crawl4AI before 0.8.7 contains an authentication bypass vulnerability due to a hardcoded default JWT signing key in the Docker API server. Attackers who know the default key can forge valid authentication tokens for any user, bypassing authentication and gaining full access to protected...

CVE-2026-56265

CVE-2026-56265 affects Crawl4AI prior to 0.8.7 due to a hardcoded default JWT signing key in the Docker API server. The root cause is token forgery: an attacker who knows the default key can forge valid authentication tokens for any user, bypassing authentication and gaining full access to protec...