russh: russh: Cryptographic fallback bypass via missing public key validation

A flaw was found in russh. The library fails to validate peer public keys during hybrid cryptographic key exchange, accepting an all-zero key. A remote attacker acting as a malicious Secure Shell SSH peer can exploit this flaw during connection negotiation to force the classical encryption...

The vulnerability of the SessionSecurityTokenHandler class in Microsoft SharePoint Server, Microsoft SharePoint Server Subscription Edition, and Microsoft SharePoint Enterprise Server allows a perpetrator to execute arbitrary code.

The vulnerability of the SessionSecurityTokenHandler class in Microsoft SharePoint Server, Microsoft SharePoint Server Subscription Edition, and Microsoft SharePoint Enterprise Server is related to deserialization mechanism flaws. Exploiting this vulnerability could allow an attacker to execute...

(Pwn2Own) Microsoft SharePoint Improper Verification of Cryptographic Signature Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft SharePoint. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of session security tokens. The issue results from the lack of proper...

CVE-2026-56016 CGI::Session::ID::md5 versions before 4.49 for Perl generate predictable session ids from low-entropy sources

CGI::Session::ID::md5 versions before 4.49 for Perl generate predictable session ids from low-entropy sources. The generateid method builds the session id from a MD5 digest of the process id, the epoch time, and the built-in rand function. All three are predictable, low-entropy sources: the PID i...

p5-CGI-Session -- secuity fixes

CGI-Session project reports: SECURITY: Strengthen cryptographic randomness of MD5 driver...

K000161910: Spring Framework vulnerability CVE-2026-41838

Security Advisory Description IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequate authorization rules. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1....

CVE-2026-34917

CVE-2026-34917 affects Revive Adserver: low-privilege session IDs generated for the web admin console can be reused in the XML-RPC API, whose authentication is normally admin-restricted. This allowed scenario enables an attacker to gain unauthorized API access and potentially exploit API-level vu...

EUVD-2026-37126

Perry before 0.5.1166 contains a JWT validation vulnerability that allows remote attackers to bypass token expiration by exploiting the unconditional setting of validateexp = false in the verifydecode helper within the stdlib JWT verification path. Attackers in possession of a previously issued...

PT-2026-45039

Name of the Vulnerable Software and Affected Versions Admidio versions prior to 5.0.10 Description Cross-Site Request Forgery CSRF exists in the modules/sso/clients.php endpoint. The enable case fails to validate the adm csrf token and accepts requests via GET parameters. This allows an attacker ...

Keycloak has Insufficient Session Expiration

A flaw was found in Keycloak. When revokeRefreshToken=true is enabled and persistent session storage is in use, a server restart can reset internal timing mechanisms. This allows a remote attacker, who has previously captured a user's refresh token, to replay that token even after it has been...

SUSE CVE-2026-8503

Apache::Session::Generate::SHA256 versions before 1.3.19 for Perl create insecure session ids. Apache::Session::Generate::SHA256 generated session ids insecurely. The default session id generator returns a SHA-256 hash of the built-in rand function, the epoch time, and the PID, that is hashed...

CVE-2026-7818

Deserialization of untrusted data CWE-502 in pgAdmin 4 FileBackedSessionManager. The session manager performed unsafe deserialization of session-file contents using Python's standard object-serialization module before performing any HMAC integrity check. Any file dropped into the sessions directo...

CVE-2026-5084 WebDyne::Session versions before 3.003_704 for Perl generate the session id insecurely

WebDyne::Session versions before 3.003704 for Perl generate the session id insecurely. The session handler generates the session id from an MD5 hash seeded with a call to the built-in rand function. The rand function is passed a maximum value based on the process id, the epoch time and the...

CVE-2026-40325 Masa CMS CSRF in content restoration allows unauthorized restoration of deleted content

Masa CMS is a content management system forked from Mura CMS. In versions 7.5.2 and earlier, the cTrash.restore function does not properly validate anti-CSRF tokens for content restoration requests. An attacker can trick a logged-in administrator to submit a forged request that restores deleted...

GHSA-66HX-CHF7-3332 pyLoad has Stale Session Privilege After Role/Permission Change (Privilege Revocation Bypass)

Summary pyLoad caches role and permission in the session at login and continues to authorize requests using these cached values, even after an admin changes the user's role/permissions in the database. As a result, an already logged-in user can keep old revoked privileges until logout/session...

CVE-2026-30968

Coral Server is open collaboration infrastructure that enables communication, coordination, trust and payments for The Internet of Agents. Prior to 1.1.0, the SSE endpoint /sse/v1/... in Coral Server did not strongly validate that a connecting agent was a legitimate participant in the session. Th...

PT-2026-25395

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, A logic error in the PX4 Autopilot MAVLink FTP session validation uses incorrect boolean logic && instead of ||, allowing BurstReadFile and WriteFile operations to proceed with invalid sessions or closed file descriptors...

CVE-2025-40926

Plack::Middleware::Session::Simple versions before 0.05 for Perl generates session ids insecurely. The default session id generator returns a SHA-1 hash seeded with the built-in rand function, the epoch time, and the PID. The PID will come from a small set of numbers, and the epoch time may be...

SUSE CVE-2026-24894

FrankenPHP is a modern application server for PHP. Prior to 1.11.2, when running FrankenPHP in worker mode, the $SESSION superglobal is not correctly reset between requests. This allows a subsequent request processed by the same worker to access the $SESSION data of the previous request potential...

UBUNTU-CVE-2025-40932

Apache::SessionX versions through 2.01 for Perl create insecure session id. Apache::SessionX generates session ids insecurely. The default session id generator in Apache::SessionX::Generate::MD5 returns a MD5 hash seeded with the built-in rand function, the epoch time, and the PID. The PID will...