CVE-2026-55425 Graylog: System Catalog titles endpoint can be used to retrieve values of protected database fields

Graylog is a free and open log management platform. From 7.1.0 until 7.1.4 and 7.2.0-alpha.2, the System Catalog entity titles endpoint in graylog2-server/src/main/java/org/graylog2/rest/resources/system/contentpacks/titles/EntityTitleServiceImpl.java allows an authenticated user to request...

CVE-2026-55425

Graylog (free and open log management platform) has an authorization flaw in the System Catalog entity titles endpoint (EntityTitleServiceImpl.java). An authenticated user can request composite display fields without the server verifying that every selected field is readable, allowing retrieval o...

EUVD-2026-67856

Graylog is a free and open log management platform. From 7.1.0 until 7.1.4 and 7.2.0-alpha.2, the System Catalog entity titles endpoint in graylog2-server/src/main/java/org/graylog2/rest/resources/system/contentpacks/titles/EntityTitleServiceImpl.java allows an authenticated user to request...

CVE-2026-55425 Graylog: System Catalog titles endpoint can be used to retrieve values of protected database fields

Graylog is a free and open log management platform. From 7.1.0 until 7.1.4 and 7.2.0-alpha.2, the System Catalog entity titles endpoint in graylog2-server/src/main/java/org/graylog2/rest/resources/system/contentpacks/titles/EntityTitleServiceImpl.java allows an authenticated user to request...

PT-2026-83350

Name of the Vulnerable Software and Affected Versions Graylog versions prior to 6.3.12 Graylog versions prior to 7.0.7 Graylog versions prior to 7.1.2 Description An insecure direct object reference IDOR exists in the token revocation process. An authenticated user can delete access tokens...

EUVD-2026-47743

Graylog2 Server before commit 46a2eeb contains a missing per-entity permission check in the POST /events/definitions/definitionId/duplicate endpoint that allows authenticated users to clone any event definition. Attackers with the low-privilege eventdefinitions:create capability can read private...

CVE-2026-65011 Graylog2 Server Missing Permission Check on Event Definition Duplicate

Graylog2 Server before commit 46a2eeb contains a missing per-entity permission check in the POST /events/definitions/definitionId/duplicate endpoint that allows authenticated users to clone any event definition. Attackers with the low-privilege eventdefinitions:create capability can read private...

CVE-2026-1440

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

CVE-2026-1439

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

CVE-2026-1437

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

CVE-2026-1438

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

CVE-2026-1435

Not properly invalidated session vulnerability in Graylog Web Interface, version 2.2.3, due to incorrect management of session invalidation after new logins. The application generates a new 'sessionId' each time a user authenticates, but does not invalidate previously issued session identifiers,...

CVE-2026-1441

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

CVE-2026-1436

Improper Access Control IDOR in the Graylog API, version 2.2.3, which occurs when modifying the user ID in the URL. An authenticated user can access other user's profiles without proper authorization checks. Exploiting this vulnerability allows valid users of the system to be listed and sensitive...

CVE-2026-1439

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

CVE-2026-1438

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

CVE-2026-1440

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

CVE-2026-1441

Reflected Cross-Site Scripting XSS vulnerability in the Graylog Web Interface console, version 2.2.3, caused by a lack of proper sanitization and escaping in HTML output. Several endpoints include segments of the URL directly in the response without applying output encoding, allowing an attacker ...

CVE-2026-1435

Not properly invalidated session vulnerability in Graylog Web Interface, version 2.2.3, due to incorrect management of session invalidation after new logins. The application generates a new 'sessionId' each time a user authenticates, but does not invalidate previously issued session identifiers,...

CVE-2026-1436

Improper Access Control IDOR in the Graylog API, version 2.2.3, which occurs when modifying the user ID in the URL. An authenticated user can access other user's profiles without proper authorization checks. Exploiting this vulnerability allows valid users of the system to be listed and sensitive...