CVE-2026-90977 Clean Login < 1.19 - Unauthenticated CAPTCHA Bypass via Empty Session Comparison

The Clean Login WordPress plugin before 1.19 does not verify its registration CAPTCHA when the stored session value is empty, allowing unauthenticated users to bypass the anti-automation control on the registration form and create accounts without solving it...

EUVD-2026-82689

The Clean Login WordPress plugin before 1.19 does not verify its registration CAPTCHA when the stored session value is empty, allowing unauthenticated users to bypass the anti-automation control on the registration form and create accounts without solving it...

CVE-2026-90977

The Clean Login WordPress plugin prior to version 1.19 fails to verify the registration CAPTCHA when the stored session value is empty. This allows unauthenticated users to bypass the anti-automation control on the registration form and create accounts without solving the CAPTCHA. The vulnerabili...

CVE-2026-90977 Clean Login < 1.19 - Unauthenticated CAPTCHA Bypass via Empty Session Comparison

The Clean Login WordPress plugin before 1.19 does not verify its registration CAPTCHA when the stored session value is empty, allowing unauthenticated users to bypass the anti-automation control on the registration form and create accounts without solving it...

CVE-2025-68717

KAYSUS KS-WR3600 routers with firmware 1.0.5.9.1 allow authentication bypass during session validation. If any user is logged in, endpoints such as /cgi-bin/system-tool accept unauthenticated requests with empty or invalid session values. This design flaw lets attackers piggyback on another user'...

SUSE CVE-2015-3982

The session.flush function in the cacheddb backend in Django 1.8.x before 1.8.2 does not properly flush the session, which allows remote attackers to hijack user sessions via an empty string in the session key...

SUSE CVE-2015-5963

contrib.sessions.middleware.SessionMiddleware in Django 1.8.x before 1.8.4, 1.7.x before 1.7.10, 1.4.x before 1.4.22, and possibly other versions allows remote attackers to cause a denial of service session store consumption or session record removal via a large number of requests to...

GHSA-6WGP-FWFM-MXP3 Django allows user sessions hijacking via an empty string in the session key

The session.flush function in the cacheddb backend in Django 1.8.x before 1.8.2 does not properly flush the session, which allows remote attackers to hijack user sessions via an empty string in the session key...

GHSA-PGXH-WFW4-JX2V Django denial of service via empty session record creation

contrib.sessions.middleware.SessionMiddleware in Django 1.8.x before 1.8.4, 1.7.x before 1.7.10, 1.4.x before 1.4.22, and possibly other versions allows remote attackers to cause a denial of service session store consumption or session record removal via a large number of requests to...

Sessions Hijacking

Moodle is vulnerable to session hijacking attacks. The attack is possible because the application permits the use of empty session IDs, allowing association of an empty ID with more than one instance. This can allow a malicious user to take over another user's session...

PYSEC-2015-22

contrib.sessions.middleware.SessionMiddleware in Django 1.8.x before 1.8.4, 1.7.x before 1.7.10, 1.4.x before 1.4.22, and possibly other versions allows remote attackers to cause a denial of service session store consumption or session record removal via a large number of requests to...

UBUNTU-CVE-2015-5963

contrib.sessions.middleware.SessionMiddleware in Django 1.8.x before 1.8.4, 1.7.x before 1.7.10, 1.4.x before 1.4.22, and possibly other versions allows remote attackers to cause a denial of service session store consumption or session record removal via a large number of requests to...

PYSEC-2015-19

The session.flush function in the cacheddb backend in Django 1.8.x before 1.8.2 does not properly flush the session, which allows remote attackers to hijack user sessions via an empty string in the session key...

PYSEC-2015-19

The session.flush function in the cacheddb backend in Django 1.8.x before 1.8.2 does not properly flush the session, which allows remote attackers to hijack user sessions via an empty string in the session key...

PT-2015-6370

Name of the Vulnerable Software and Affected Versions Django versions 1.8.0 through 1.8.1 Description The issue is related to the session.flush function in the cached db backend, which does not properly flush the session. This allows remote attackers to hijack user sessions via an empty string in...