PT-2026-64446

Name of the Vulnerable Software and Affected Versions Cloudreve versions prior to 4.17.0 Description Cloudreve fails to properly validate WOPI access tokens and enforce requested viewer actions. The system generates tokens in the format ., but the middleware.ViewerSessionValidation function only...

Linux Distros Unpatched Vulnerability : CVE-2026-53383

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: reject non-VALID session in compound request branch smb2checkusersession takes a shortcut for any operation that is not the first in a COMPOUND request: ...

EUVD-2026-45505

In the Linux kernel, the following vulnerability has been resolved: ksmbd: reject non-VALID session in compound request branch smb2checkusersession takes a shortcut for any operation that is not the first in a COMPOUND request: it reuses work-sess the session bound by the first operation and...

CVE-2026-53383

The CVE-2026-53383 issue affects the Linux kernel’s ksmbd component where a COMPOUND request could bypass validation of the session state. Specifically, smb2_check_user_session() reused work->sess for operations beyond the first in a COMPOUND, validating only SessionId and not rechecking work-...

CVE-2026-56400 open-webui - Remote Code Execution via CORS Misconfiguration and Session Validation

open-webui before 0.3.14 contains a cross-origin resource sharing misconfiguration allowing arbitrary origins with alloworigins= and authenticated requests to the /api/v1/functions endpoint. Attackers can execute arbitrary code on the openwebui instance by crafting malicious cross-site requests...

EUVD-2026-43657

A vulnerability relating to insufficient access control has been identified in the session management of the Sesame Time web application and its REST v3 API. The flaw lies in the fact that the system uses the session identifier USID as the sole validation mechanism, without verifying whether that...

CVE-2026-49229 Actual: Disabled OpenID users keep access through existing session tokens

Actual is a local-first personal finance app. Prior to 26.6.0, in OpenID multi-user mode, disabling a user only blocks future OpenID login for that identity, while existing Actual session tokens for the disabled user remain valid. The shared session validation path accepts any existing token row...

CVE-2026-49229 Actual: Disabled OpenID users keep access through existing session tokens

Actual is a local-first personal finance app. Prior to 26.6.0, in OpenID multi-user mode, disabling a user only blocks future OpenID login for that identity, while existing Actual session tokens for the disabled user remain valid. The shared session validation path accepts any existing token row...

Apache superset missing check for default SECRET_KEY

Session Validation attacks in Apache Superset versions up to and including 2.0.1. Installations that have not altered the default configured SECRETKEY according to installation instructions allow for an attacker to authenticate and access unauthorized resources. This does not affect Superset...

PYSEC-2026-1161 Apache superset missing check for default SECRET_KEY

Session Validation attacks in Apache Superset versions up to and including 2.0.1. Installations that have not altered the default configured SECRETKEY according to installation instructions allow for an attacker to authenticate and access unauthorized resources. This does not affect Superset...

CVE-2026-43918

FOSSBilling is a free, open-source billing and client management system. Prior to version 0.8.0, when a client or staff/admin account is suspended or marked inactive, existing authenticated sessions are not invalidated. The session identity loaders in src/di.php loggedinclient and loggedinadmin...

EUVD-2026-41956

FOSSBilling is a free, open-source billing and client management system. Prior to version 0.8.0, when a client or staff/admin account is suspended or marked inactive, existing authenticated sessions are not invalidated. The session identity loaders in src/di.php loggedinclient and loggedinadmin...

CVE-2026-43918 Suspended or inactive FOSSBilling accounts can retain or regain access through existing sessions, API tokens, and password reset flows

FOSSBilling is a free, open-source billing and client management system. Prior to version 0.8.0, when a client or staff/admin account is suspended or marked inactive, existing authenticated sessions are not invalidated. The session identity loaders in src/di.php loggedinclient and loggedinadmin...

CVE-2026-57945

PhotoPrism before 260601-a7d098548 contains a broken access control vulnerability that allows authenticated non-admin users to modify other users' profile information by sending requests to arbitrary user endpoints. Attackers can exploit the missing session-to-user identifier validation in the PU...

CVE-2026-57945

PhotoPrism before 260601-a7d098548 contains a broken access control vulnerability that allows authenticated non-admin users to modify other users' profile information by sending requests to arbitrary user endpoints. Attackers can exploit the missing session-to-user identifier validation in the PU...

CVE-2026-57945 PhotoPrism - Unauthorized User Profile Modification via PUT /api/v1/users/{uid} Endpoint

PhotoPrism before 260601-a7d098548 contains a broken access control vulnerability that allows authenticated non-admin users to modify other users' profile information by sending requests to arbitrary user endpoints. Attackers can exploit the missing session-to-user identifier validation in the PU...

SUSE CVE-2026-53262

In the Linux kernel, the following vulnerability has been resolved: l2tp: pppol2tp: hold reference to session in pppol2tpioctl pppol2tpioctl read sock-sk-skuserdata directly without any locks or reference counting. If a controllable sleep was induced during copyfromuser e.g. via a userfaultfd pag...

CVE-2026-56774

Kanboard through 1.2.52, fixed in commit 928c68a, UserViewController::removeSession fails to validate the session id parameter before passing it to RememberMeSessionModel::remove, allowing authenticated users to delete other users' Remember Me sessions. Attackers can enumerate sequential session...

CVE-2026-56774 Kanboard - Cross-User Deletion of Persistent Login Sessions via Unvalidated Session ID

Kanboard through 1.2.52, fixed in commit 928c68a, UserViewController::removeSession fails to validate the session id parameter before passing it to RememberMeSessionModel::remove, allowing authenticated users to delete other users' Remember Me sessions. Attackers can enumerate sequential session...

CVE-2026-56774 Kanboard - Cross-User Deletion of Persistent Login Sessions via Unvalidated Session ID

Kanboard through 1.2.52, fixed in commit 928c68a, UserViewController::removeSession fails to validate the session id parameter before passing it to RememberMeSessionModel::remove, allowing authenticated users to delete other users' Remember Me sessions. Attackers can enumerate sequential session...