PT-2026-60794

Mojo::JWT versions before 1.02 for Perl verify HMAC signatures with a non-constant-time string comparison. The decode method compares the supplied signature to the recomputed HMAC with Perl's eq operator, which stops at the first differing byte, so the comparison time varies with the number of...

EUVD-2026-45009

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. GENURLAUTH-issued tokens can bypass ACLs. Any authenticated user could mint a URLAUTH token via the GENURLAUTH command for any mailbox they could name, even without read access on it. This would allow reading mail from mailboxes...

EUVD-2026-45008

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. URLAUTH token forgery can occur via a missing mboxkey. If an attacker knew a folder name on the victim's account for which the victim had never issued an auth URL, they could forge a working URLAUTH token by computing an HMAC-SH...

DEBIAN-CVE-2026-47085

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. URLAUTH token forgery can occur via a missing mboxkey. If an attacker knew a folder name on the victim's account for which the victim had never issued an auth URL, they could forge a working URLAUTH token by computing an HMAC-SH...

CVE-2026-54733 moodle-local_o365: Authentication bypass via unverified JWT signature in Teams SSO endpoint

The Microsoft 365 and Microsoft Entra ID Plugins for Moodle provide Office 365 and Azure Active Directory integration for Moodle. Prior to 4.5.6, 5.0.5, and 5.1.1, the Microsoft Office 365 Integration plugin localo365 Teams SSO endpoint ssologin.php base64-decodes a JWT payload and authenticates...

CVE-2026-47085

CVE-2026-47085 affects Cyrus IMAPD (up to 3.12.2). The flaw: URLAUTH token forgery via a missing mboxkey, allowing an attacker who knows a folder name the user never authorized to forge a valid URLAUTH by computing an HMAC-SHA1 with a predictable key, granting read access to the mailbox. Impact i...

PT-2026-60486

Name of the Vulnerable Software and Affected Versions Microsoft Office 365 Integration plugin versions prior to 4.5.6 Microsoft Office 365 Integration plugin versions prior to 5.0.5 Microsoft Office 365 Integration plugin versions prior to 5.1.1 Description The Microsoft Office 365 Integration...

PT-2026-60553

Name of the Vulnerable Software and Affected Versions Cyrus IMAP versions prior to 3.12.3 Description An issue exists in cyrus-imapd where URLAUTH token forgery is possible due to a missing mboxkey. An attacker who knows a folder name on a victim's account that has no existing auth URL can forge ...

CVE-2026-49352

9Router is an AI router & token saver. From 0.2.21 until 0.4.44, 9Router used the hardcoded fallback JWT secret 9router-default-secret-change-me in src/app/api/auth/login/route.js, src/middleware.js, and later src/lib/auth/dashboardSession.js, allowing attackers to forge an authtoken cookie when...

CVE-2026-46684

DataEase is an open source data visualization and analysis tool. Prior to 2.10.23, DataEase enterprise token handling can let TokenFilterdoFilter pass X-DE-TOKEN values to TokenUtils.validate, which checks only token presence and length before userBOByTokentoken uses JWT.decode without signature...

CVE-2026-46684 DataEase: Unauthorized Command Execution Vulnerability

DataEase is an open source data visualization and analysis tool. Prior to 2.10.23, DataEase enterprise token handling can let TokenFilterdoFilter pass X-DE-TOKEN values to TokenUtils.validate, which checks only token presence and length before userBOByTokentoken uses JWT.decode without signature...

CVE-2026-61684

FastGPT is a knowledge-based AI application platform. In 4.15.0-beta4, FastGPT plugin invoke reverse-call endpoints under /api/invoke/ authenticate only by verifying a JWT signed with INVOKETOKENSECRET, which defaults to the constant string token and was not set in official deployment templates. ...

PT-2026-58004

Name of the Vulnerable Software and Affected Versions Opcenter X versions prior to V2604 Description An issue exists where the application fails to properly validate the algorithm specified in the JSON Web Token JWT header. This flaw allows an unauthenticated remote attacker to forge arbitrary...

CVE-2026-56271 Flowise - Weak Default JWT Secrets in Authentication Middleware

Flowise before 3.1.0 affected versions 3.0.13 and earlier uses weak hardcoded default JWT secrets 'authtoken', 'refreshtoken' and default audience and issuer values 'AUDIENCE', 'ISSUER' in the enterprise passport authentication middleware packages/server/src/enterprise/middleware/passport/index.t...

CVE-2026-56271 Flowise - Weak Default JWT Secrets in Authentication Middleware

Flowise before 3.1.0 affected versions 3.0.13 and earlier uses weak hardcoded default JWT secrets 'authtoken', 'refreshtoken' and default audience and issuer values 'AUDIENCE', 'ISSUER' in the enterprise passport authentication middleware packages/server/src/enterprise/middleware/passport/index.t...

CVE-2026-12593

The implementation of an internal and undocumented Dashboard API endpoint POST /api/users//user/tokens forgot to ensure an HTTP request for creating an API Token for another user had sufficient permission to do so. Precondition for successful exploitation was a preexisting internal user with more...

CVE-2026-57172

DataEase prior to 2.10.24 is affected by a hardcoded default share link signature key in ShareSecretManage. An attacker who can obtain a passwordless share for a resource and user can use the known key to forge linkToken JWTs (link-pwd-fit2cloud), bypass TokenFilter verification, and access backe...

PT-2026-56254

Name of the Vulnerable Software and Affected Versions DataEase versions prior to 2.10.24 Description The ShareSecretManage component uses a hardcoded default share link signature key. An attacker who obtains a passwordless share for a resource and user can use the known key link-pwd-fit2cloud to...

python-pyjwt: PyJWT: Authentication bypass due to forged JSON Web Tokens

A flaw was found in PyJWT, a Python library for JSON Web Token JWT implementation. When decoding JWTs, the library fails to validate the use of JSON Web Keys JWK in the HMAC algorithm while also supporting asymmetric algorithms. This allows a remote attacker to use the issuer's public key as the...

CVE-2026-14336

PIA's OIDC issuer allowlist for Jenkins tokens uses a bare string-prefix check issuer.startswith' https://ci.eclipse.org ' in isissuerknown, pia/models.py:139 instead of validating the issuer as a properly host-bounded URL. An attacker can craft an issuer such as https://[email protected]...