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CWE-384

412 CVEs • Abstraction: Compound

Session Fixation

Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.

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CVEs (412)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
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Jun 17, 2026
Nov 12, 2024
N/A· v4
9.1 CRITICAL· v3
N/A· v2
The End-User Portal module before 1.0.65 for FreeScout sometimes allows an attacker to authenticate as an arbitrary user because a session token can be sent to the /auth endpoint. NOTE: this module is not part of freesco...Show more
The End-User Portal module before 1.0.65 for FreeScout sometimes allows an attacker to authenticate as an arbitrary user because a session token can be sent to the /auth endpoint. NOTE: this module is not part of freescout-helpdesk/freescout on GitHub.Show less
1Fortinet
1Fortios
Jun 17, 2026
Nov 12, 2024
N/A· v4
8.8 HIGH· v3
N/A· v2
A session fixation in Fortinet FortiOS version 7.4.0 through 7.4.3 and 7.2.0 through 7.2.7 and 7.0.0 through 7.0.13 allows attacker to execute unauthorized code or commands via phishing SAML authentication link.
1F5
4Nginx Api Connectivity Manager
Nginx Ingress ControllerNginx Instance Manager+1 more
Jun 17, 2026
Nov 6, 2024
5.1 MEDIUM· v4
5.4 MEDIUM· v3
N/A· v2
A session fixation issue was discovered in the NGINX OpenID Connect reference implementation, where a nonce was not checked at login time. This flaw allows an attacker to fix a victim's session to an attacker-controlled...Show more
A session fixation issue was discovered in the NGINX OpenID Connect reference implementation, where a nonce was not checked at login time. This flaw allows an attacker to fix a victim's session to an attacker-controlled account. As a result, although the attacker cannot log in as the victim, they can force the session to associate it with the attacker-controlled account, leading to potential misuse of the victim's session.Show less
1Apache
1Kylin
Jun 17, 2026
Nov 4, 2024
N/A· v4
9.1 CRITICAL· v3
N/A· v2
Session Fixation vulnerability in Apache Kylin. This issue affects Apache Kylin: from 2.0.0 through 4.x. Users are recommended to upgrade to version 5.0.0 or above, which fixes the issue.
1Umbraco
1Umbraco Cms
Jun 17, 2026
Oct 22, 2024
N/A· v4
4.2 MEDIUM· v3
N/A· v2
Umbraco is a free and open source .NET content management system. In versions on the 13.x branch prior to 13.5.2 and versions on the 10.x branch prior to 10.8.7, during an explicit sign-out, the server session is not ful...Show more
Umbraco is a free and open source .NET content management system. In versions on the 13.x branch prior to 13.5.2 and versions on the 10.x branch prior to 10.8.7, during an explicit sign-out, the server session is not fully terminated. Versions 13.5.2 and 10.8.7 contain a patch for the issue.Show less
1Phpgurukul
1Boat Booking System
Jun 17, 2026
Oct 19, 2024
6.9 MEDIUM· v4
8.8 HIGH· v3
5.0 MEDIUM· v2
A vulnerability classified as problematic has been found in PHPGurukul Boat Booking System 1.0. Affected is the function session_start. The manipulation leads to session fixiation. It is possible to launch the attack rem...Show more
A vulnerability classified as problematic has been found in PHPGurukul Boat Booking System 1.0. Affected is the function session_start. The manipulation leads to session fixiation. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.Show less
1Oceanicsoft
1Valeapp
Jun 17, 2026
Sep 27, 2024
9.3 CRITICAL· v4
9.8 CRITICAL· v3
N/A· v2
Session Fixation vulnerability in Oceanic Software ValeApp allows Brute Force, Session Hijacking. This issue affects ValeApp: before v2.0.0.
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Jun 17, 2026
Sep 13, 2024
8.7 HIGH· v4
8.8 HIGH· v3
N/A· v2
The H2-DM1E PLC's authentication protocol appears to utilize either a custom encoding scheme or a challenge-response protocol. However, there's an observed anomaly in the H2-DM1E PLC's protocol execution, namely its acce...Show more
The H2-DM1E PLC's authentication protocol appears to utilize either a custom encoding scheme or a challenge-response protocol. However, there's an observed anomaly in the H2-DM1E PLC's protocol execution, namely its acceptance of multiple distinct packets as valid authentication responses. This behavior deviates from standard security practices where a single, specific response or encoding pattern is expected for successful authentication.Show less
1Siemens
1Sinema Remote Connect Server
Jun 17, 2026
Sep 10, 2024
5.3 MEDIUM· v4
4.3 MEDIUM· v3
N/A· v2
A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP2). The affected application does not properly handle user session establishment and invalidation. This could allow a remote atta...Show more
A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP2). The affected application does not properly handle user session establishment and invalidation. This could allow a remote attacker to circumvent the additional multi factor authentication for user session establishment.Show less
1Redhat
3Build Of Keycloak
KeycloakSingle Sign On
Jun 17, 2026
Sep 9, 2024
N/A· v4
7.1 HIGH· v3
N/A· v2
A session fixation issue was discovered in the SAML adapters provided by Keycloak. The session ID and JSESSIONID cookie are not changed at login time, even when the turnOffChangeSessionIdOnLogin option is configured. Thi...Show more
A session fixation issue was discovered in the SAML adapters provided by Keycloak. The session ID and JSESSIONID cookie are not changed at login time, even when the turnOffChangeSessionIdOnLogin option is configured. This flaw allows an attacker who hijacks the current session before authentication to trigger session fixation.Show less
1Ibm
1Aspera Shares
Jun 17, 2026
Aug 12, 2024
N/A· v4
5.4 MEDIUM· v3
N/A· v2
IBM Aspera Shares 1.10.0 PL2 does not invalidate session after a password change which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 260574.
1Getoutline
1Outline
Jun 17, 2026
Jul 9, 2024
N/A· v4
8.8 HIGH· v3
N/A· v2
An issue in Outline <= v0.76.1 allows attackers to execute a session hijacking attack via user interaction with a crafted magic sign-in link.
1Gofiber
1Fiber
Jun 17, 2026
Jul 1, 2024
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Fiber is an Express-inspired web framework written in Go A vulnerability present in versions prior to 2.52.5 is a session middleware issue in GoFiber versions 2 and above. This vulnerability allows users to supply their...Show more
Fiber is an Express-inspired web framework written in Go A vulnerability present in versions prior to 2.52.5 is a session middleware issue in GoFiber versions 2 and above. This vulnerability allows users to supply their own session_id value, resulting in the creation of a session with that key. If a website relies on the mere presence of a session for security purposes, this can lead to significant security risks, including unauthorized access and session fixation attacks. All users utilizing GoFiber's session middleware in the affected versions are impacted. The issue has been addressed in version 2.52.5. Users are strongly encouraged to upgrade to version 2.52.5 or higher to mitigate this vulnerability. Users who are unable to upgrade immediately can apply the following workarounds to reduce the risk: Either implement additional validation to ensure session IDs are not supplied by the user and are securely generated by the server, or regularly rotate session IDs and enforce strict session expiration policies.Show less
1Bludit
1Bludit
Jun 17, 2026
Jun 24, 2024
5.6 MEDIUM· v4
8.8 HIGH· v3
N/A· v2
A session fixation vulnerability in Bludit allows an attacker to bypass the server's authentication if they can trick an administrator or any other user into authorizing a session ID of their choosing.
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Jun 17, 2026
May 29, 2024
N/A· v4
7.3 HIGH· v3
N/A· v2
The application does not change the session token when using the login or logout functionality. An attacker can set a session token in the victim's browser (e.g. via XSS) and prompt the victim to log in (e.g. via a redir...Show more
The application does not change the session token when using the login or logout functionality. An attacker can set a session token in the victim's browser (e.g. via XSS) and prompt the victim to log in (e.g. via a redirect to the login page). This results in the victim's account being taken over.Show less
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Jun 17, 2026
May 28, 2024
N/A· v4
5.3 MEDIUM· v3
N/A· v2
An issue discovered in TP-LINK TL-R473GP-AC, TP-LINK XDR6020, TP-LINK TL-R479GP-AC, TP-LINK TL-R4239G, TP-LINK TL-WAR1200L, and TP-LINK TL-R476G routers allows attackers to hijack TCP sessions which could lead to a denia...Show more
An issue discovered in TP-LINK TL-R473GP-AC, TP-LINK XDR6020, TP-LINK TL-R479GP-AC, TP-LINK TL-R4239G, TP-LINK TL-WAR1200L, and TP-LINK TL-R476G routers allows attackers to hijack TCP sessions which could lead to a denial of service.Show less
1Open Xchange
1Ox App Suite
Jun 17, 2026
May 6, 2024
N/A· v4
5.3 MEDIUM· v3
N/A· v2
E-Mails exported as PDF were stored in a cache that did not consider specific session information for the related user account. Users of the same service node could access other users E-Mails in case they were exported a...Show more
E-Mails exported as PDF were stored in a cache that did not consider specific session information for the related user account. Users of the same service node could access other users E-Mails in case they were exported as PDF for a brief moment until caches were cleared. Successful exploitation requires good timing and modification of multiple request parameters. Please deploy the provided updates and patch releases. The cache for PDF exports now takes user session information into consideration when performing authorization decisions. No publicly available exploits are known.Show less
1Ibm
1Storage Scale
Jun 17, 2026
Apr 30, 2024
N/A· v4
8.8 HIGH· v3
N/A· v2
IBM Storage Scale 5.1.0.0 through 5.1.9.2 could allow an authenticated user to steal or manipulate an active session to gain access to the system. IBM X-Force ID: 260208.
1Zenml
1Zenml
Jun 17, 2026
Apr 16, 2024
N/A· v4
4.2 MEDIUM· v3
N/A· v2
A session fixation vulnerability exists in the zenml-io/zenml application, where JWT tokens used for user authentication are not invalidated upon logout. This flaw allows an attacker to bypass authentication mechanisms b...Show more
A session fixation vulnerability exists in the zenml-io/zenml application, where JWT tokens used for user authentication are not invalidated upon logout. This flaw allows an attacker to bypass authentication mechanisms by reusing a victim's JWT token.Show less
1Dell
2Storage Monitoring And Reporting
Storage Resource Manager
Jun 17, 2026
Apr 12, 2024
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Dell Storage Resource Manager, 4.9.0.0 and below, contain(s) a Session Fixation Vulnerability in SRM Windows Host Agent. An adjacent network unauthenticated attacker could potentially exploit this vulnerability, leading...Show more
Dell Storage Resource Manager, 4.9.0.0 and below, contain(s) a Session Fixation Vulnerability in SRM Windows Host Agent. An adjacent network unauthenticated attacker could potentially exploit this vulnerability, leading to the hijack of a targeted user's application session.Show less