SUSE CVE-2026-27840

ZITADEL is an open source identity management platform. Starting in version 2.31.0 and prior to versions 3.4.7 and 4.11.0, opaque OIDC access tokens in the v2 format truncated to 80 characters are still considered valid. Zitadel uses a symmetric AES encryption for opaque tokens. The cleartext...

ZITADEL's truncated opaque tokens are still valid

Summary Opaque OIDC access tokens in v2 format, truncated to 80 characters are still considered valid. ZITADEL uses a symmetric AES encryption for opaque tokens. The cleartext payload is a concatenation of a couple of identifiers, such as a token ID and user ID. Internally Zitadel has 2 different...

EUVD-2026-8789

ZITADEL's truncated opaque tokens are still valid...

CVE-2026-27840

ZITADEL is an open source identity management platform. Starting in version 2.31.0 and prior to versions 3.4.7 and 4.11.0, opaque OIDC access tokens in the v2 format truncated to 80 characters are still considered valid. Zitadel uses a symmetric AES encryption for opaque tokens. The cleartext...

CVE-2026-27840

ZITADEL is an open source identity management platform. Starting in version 2.31.0 and prior to versions 3.4.7 and 4.11.0, opaque OIDC access tokens in the v2 format truncated to 80 characters are still considered valid. Zitadel uses a symmetric AES encryption for opaque tokens. The cleartext...

CVE-2026-27840 ZITADEL's truncated opaque tokens are still valid

ZITADEL is an open source identity management platform. Starting in version 2.31.0 and prior to versions 3.4.7 and 4.11.0, opaque OIDC access tokens in the v2 format truncated to 80 characters are still considered valid. Zitadel uses a symmetric AES encryption for opaque tokens. The cleartext...

PT-2026-22066

Name of the Vulnerable Software and Affected Versions ZITADEL versions 2.31.0 through 3.4.6 ZITADEL versions 2.31.0 through 4.10.9 Description ZITADEL is an open source identity management platform. Starting in version 2.31.0 and prior to versions 3.4.7 and 4.11.0, opaque OIDC access tokens in th...

Siemens SIMATIC S7-1500 Improper Handling of Length Parameter Inconsistency (CVE-2024-37370)

In MIT Kerberos 5 aka krb5 before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the unwrapped token to appear truncated to the application. This plugin only works with Tenable.ot. Please visit...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: krb5 (UTSA-2025-986177)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986177 advisory. In MIT Kerberos 5 aka krb5 before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the unwrapped token t...

Security Bulletin: DataStage on Cloud Pak for Data is vulnerable to plaintext token modification due to the krb5 package (CVE-2024-37370)

Summary krb5 is used by DataStage on Cloud Pak for Data as part of network authentication. Vulnerability Details CVEID:CVE-2024-37370 DESCRIPTION: In MIT Kerberos 5 aka krb5 before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...

krb5: GSS message token handling

A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper...