CVE-2026-56425 MISP AAD authentication plugin - Improper OAuth State Handling, Missing Session Rotation, Insecure Redirect URI Validation, and Log Injection

The Azure Active Directory AAD authentication implementation contained multiple weaknesses in its OAuth 2.0 authorization flow that could allow attackers to bypass important security guarantees provided by the protocol. The application used the PHP session identifier sessionid as the OAuth state...

CVE-2026-56425 MISP AAD authentication plugin - Improper OAuth State Handling, Missing Session Rotation, Insecure Redirect URI Validation, and Log Injection

The Azure Active Directory AAD authentication implementation contained multiple weaknesses in its OAuth 2.0 authorization flow that could allow attackers to bypass important security guarantees provided by the protocol. The application used the PHP session identifier sessionid as the OAuth state...

CVE-2026-56425

The Azure Active Directory AAD authentication implementation contained multiple weaknesses in its OAuth 2.0 authorization flow that could allow attackers to bypass important security guarantees provided by the protocol. The application used the PHP session identifier sessionid as the OAuth state...

EUVD-2026-38228

The Azure Active Directory AAD authentication implementation contained multiple weaknesses in its OAuth 2.0 authorization flow that could allow attackers to bypass important security guarantees provided by the protocol. The application used the PHP session identifier sessionid as the OAuth state...

CVE-2026-56425

CVE-2026-56425 affects the AAD authentication plugin for MISP (OAuth 2.0). The vulnerability stems from using session_id() as the OAuth state parameter, lack of session rotation after login, no dedicated nonce for the state, and not enforcing HTTPS for the redirect URI. Additional issue: OAuth er...

CVE-2026-55392

A flaw was found in NILFS utilities. An attacker can exploit this vulnerability by supplying a crafted NILFS2 image. This can lead to undefined behavior, oversized shifts, or out-of-memory conditions, ultimately causing a Denial of Service DoS by crashing tools such as nilfs-tune and dumpseg...

CVE-2026-56424 Broken access control in MISP core allows cross-organization unauthorized modification or deletion of analyst data, event reports, collections, templates, and decaying models

MISP core contained multiple broken access-control flaws where authorization checks were performed against the wrong entity, or where ownership/editability checks were missing on write paths. In affected subsystems, a lower-privileged authenticated user with the relevant feature permission could...

CVE-2026-56424

MISP core contained multiple broken access-control flaws where authorization checks were performed against the wrong entity, or where ownership/editability checks were missing on write paths. In affected subsystems, a lower-privileged authenticated user with the relevant feature permission could...

CVE-2026-56424 Broken access control in MISP core allows cross-organization unauthorized modification or deletion of analyst data, event reports, collections, templates, and decaying models

MISP core contained multiple broken access-control flaws where authorization checks were performed against the wrong entity, or where ownership/editability checks were missing on write paths. In affected subsystems, a lower-privileged authenticated user with the relevant feature permission could...

EUVD-2026-38227

MISP core contained multiple broken access-control flaws where authorization checks were performed against the wrong entity, or where ownership/editability checks were missing on write paths. In affected subsystems, a lower-privileged authenticated user with the relevant feature permission could...

CVE-2026-56424

CVE-2026-56424 affects MISP core and describes multiple broken access-control flaws where authorization checks target the wrong entity or where ownership checks are missing on write paths. In affected subsystems, a lower-privileged authenticated user with relevant feature permissions could cause ...

CVE-2026-56422

Multiple MISP core controllers and model capture paths accepted client-controlled request fields such as primary keys id and ownership/scope foreign keys eventid, orgid, userid, sharinggroupid, galaxyclusteruuid, organisationuuid, and related nested object identifiers without consistently...

CVE-2026-56423 MISP Core: Broken access control allows instance-wide unauthorized deletion of event reports and sharing groups via bulk deletion endpoints

MISP Core contained broken access-control checks in the bulk deletion flows for Event Reports and Sharing Groups. The affected deleteSelection handlers authorized deletion using broad role-level permissions instead of validating authorization for each selected object. For Event Reports,...

EUVD-2026-38226

MISP Core contained broken access-control checks in the bulk deletion flows for Event Reports and Sharing Groups. The affected deleteSelection handlers authorized deletion using broad role-level permissions instead of validating authorization for each selected object. For Event Reports,...

CVE-2026-56423

MISP Core contained broken access-control checks in the bulk deletion flows for Event Reports and Sharing Groups. The affected deleteSelection handlers authorized deletion using broad role-level permissions instead of validating authorization for each selected object. For Event Reports,...

CVE-2026-56423 MISP Core: Broken access control allows instance-wide unauthorized deletion of event reports and sharing groups via bulk deletion endpoints

MISP Core contained broken access-control checks in the bulk deletion flows for Event Reports and Sharing Groups. The affected deleteSelection handlers authorized deletion using broad role-level permissions instead of validating authorization for each selected object. For Event Reports,...

CVE-2026-56423

Summary: CVE-2026-56423 affects MISP Core where bulk deletion (Event Reports and Sharing Groups) used broad role permissions instead of per-object authorization checks, enabling instance-wide deletions by eligible users. What was vulnerable: EventReportsController::deleteSelection relied on the g...

memcached: memcached: Username enumeration via timing side channel

A flaw was found in memcached. A remote attacker can exploit a timing side channel during Simple Authentication and Security Layer SASL password database authentication. This vulnerability allows an attacker to observe subtle timing differences, which could be used to enumerate valid usernames...

CVE-2026-56422

Multiple MISP core controllers and model capture paths accepted client-controlled request fields such as primary keys id and ownership/scope foreign keys eventid, orgid, userid, sharinggroupid, galaxyclusteruuid, organisationuuid, and related nested object identifiers without consistently...

CVE-2026-56422 MISP Core: Mass Assignment and Object Re-ownership via Unvalidated Request Fields

Multiple MISP core controllers and model capture paths accepted client-controlled request fields such as primary keys id and ownership/scope foreign keys eventid, orgid, userid, sharinggroupid, galaxyclusteruuid, organisationuuid, and related nested object identifiers without consistently...