CVE-2026-9597

Mattermost versions 11.7.x = 11.7.2, 11.6.x = 11.6.4 fail to verify whether a guest account is deactivated before creating a session in the magic-link token login path, which allows a deactivated guest user to obtain a fully functional session via a magic-link token issued prior to deactivation...

Vulnerabilities in Palo Alto Networks PAN-OS

Palo Alto Networks has identified several vulnerabilities in the PAN-OS software, particularly in PA-Series and VM-Series firewalls, as well as the Panorama management platform. These vulnerabilities affect various components of PAN-OS. - There are several XSS vulnerabilities in the User-ID...

CVE-2026-9597 Deactivated guest accounts can authenticate via magic-link token in Mattermost REST API login endpoint

Mattermost versions 11.7.x = 11.7.2, 11.6.x = 11.6.4 fail to verify whether a guest account is deactivated before creating a session in the magic-link token login path, which allows a deactivated guest user to obtain a fully functional session via a magic-link token issued prior to deactivation...

CVE-2026-9597

Mattermost advisory MMSA-2026-00681 documents a vulnerability in Mattermost where versions 11.7.x <= 11.7.2 and 11.6.x

net-imap: Net::IMAP: Arbitrary IMAP command injection due to improper input validation

A flaw was found in Net::IMAP, a Ruby library that implements Internet Message Access Protocol IMAP client functionality. This vulnerability arises from improper input validation when handling ID field values and arguments to the enable command. A remote attacker could exploit this by injecting...

BIT-GITLAB-2026-13320 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to execute arbitrary scripts in another user's browser session due to improper...

PT-2026-59674

Summary A stored Cross-site Scripting XSS vulnerability was identified in the Identity Name of the WebUI where attacker-controlled input is persisted by the backend and later rendered in the WebUI without proper output encoding. This allows arbitrary JavaScript execution in the context of the Web...

CVE-2026-51538

CVE-2026-51538 (OpENer 2.3.0) describes an Incorrect Access Control in encapsulation session handling. The server validates that a session_handle exists in the global list but does not verify that the handle belongs to the TCP connection issuing the request. With no strong binding between a sessi...

PT-2026-59145

Summary Flask-Security-Too 5.8.0's OAuth reauthentication flow can mark a session as fresh after verifying an OAuth account that belongs to a different user. If an attacker can operate an already-authenticated but stale victim session, they can complete OAuth verification using their own OAuth...

CVE-2026-51538

EIPStackGroup OpENer 2.3.0 commit 76b95cf suffers from an Incorrect Access Control vulnerability in its handling of encapsulation sessions. When the server processes critical encapsulation commands, it verifies whether the provided sessionhandle exists in the global session list, but it fails to...

CVE-2026-51538

EIPStackGroup OpENer 2.3.0 commit 76b95cf suffers from an Incorrect Access Control vulnerability in its handling of encapsulation sessions. When the server processes critical encapsulation commands, it verifies whether the provided sessionhandle exists in the global session list, but it fails to...

PT-2026-57877

Name of the Vulnerable Software and Affected Versions EIPStackGroup OpENer version 2.3.0 commit 76b95cf Description Incorrect access control exists in the handling of encapsulation sessions. When the server processes critical encapsulation commands, it verifies if the session handle exists in the...

PT-2026-57841

Name of the Vulnerable Software and Affected Versions Rejetto HFS versions 3.0.0 through 3.2.0 Description The software derives its session-cookie signing key from the non-cryptographic Math.random generator and discloses outputs of this generator to unauthenticated clients during login. A remote...

Exploit for Deserialization of Untrusted Data in Apache Tomcat

CVE-2025-24813 Apache Tomcat - Remote Code Execution via Sessi...

CVE-2026-56308

Capgo before 12.128.2 allows email address changes without requiring current password re-authentication or verification of the existing email address. An attacker with access to a valid session cookie or authenticated browser can change the account email to gain control of account recovery and...

CVE-2026-56308

Capgo before 12.128.2 contains an insufficient authentication flaw in the email-change endpoint: an attacker with a valid session cookie or authenticated browser can change the account email without re-authenticating the current password or verifying the existing mailbox. This can enable control ...

CVE-2026-56308 Capgo - Insufficient Authentication in Email Change Endpoint

Capgo before 12.128.2 allows email address changes without requiring current password re-authentication or verification of the existing email address. An attacker with access to a valid session cookie or authenticated browser can change the account email to gain control of account recovery and...

EUVD-2026-43230

Capgo before 12.128.2 allows email address changes without requiring current password re-authentication or verification of the existing email address. An attacker with access to a valid session cookie or authenticated browser can change the account email to gain control of account recovery and...

CVE-2026-56308 Capgo - Insufficient Authentication in Email Change Endpoint

Capgo before 12.128.2 allows email address changes without requiring current password re-authentication or verification of the existing email address. An attacker with access to a valid session cookie or authenticated browser can change the account email to gain control of account recovery and...

Security update for perl-CGI-Session (moderate)

openSUSE Security Update: Security update for perl-CGI-Session Announcement ID: openSUSE-SU-2026:0240-1 Rating: moderate References: 1269983 Cross-References: CVE-2026-56016 Affected Products: openSUSE Backports SLE-15-SP7 An update that fixes one vulnerability is now available. Description: This...