DEBIAN-CVE-2026-5507

When restoring a session from cache, a pointer from the serialized session data is used in a free operation without validation. An attacker who can poison the session cache could trigger an arbitrary free. Exploitation requires the ability to inject a crafted session into the cache and for the...

UBUNTU-CVE-2026-5507

When restoring a session from cache, a pointer from the serialized session data is used in a free operation without validation. An attacker who can poison the session cache could trigger an arbitrary free. Exploitation requires the ability to inject a crafted session into the cache and for the...

Amazon Linux 2023 : python3-flask (ALAS2023-2026-1476)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1476 advisory. Flask is a web server gateway interface WSGI web application framework. In versions 3.1.2 and below, when the session object is accessed, Flask should set the Vary: Cookie header., resulting in a Use o...

SUSE CVE-2026-27205

Flask is a web server gateway interface WSGI web application framework. In versions 3.1.2 and below, when the session object is accessed, Flask should set the Vary: Cookie header., resulting in a Use of Cache Containing Sensitive Information vulnerability. The logic instructs caches not to cache...

Linux Distros Unpatched Vulnerability : CVE-2026-27205

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Flask is a web server gateway interface WSGI web application framework. In versions 3.1.2 and below, when the session object is accessed, Flask should set the...

Session Fixation

graylog2-server is vulnerable to Session Fixation. The vulnerability exists because a node may still have the session cached even when a user has explicitly logged out, which allows the session to still be used for API requests until it has reached its original expiry time...

nginx information leakage

Invalid cached session reusage...

Scientific Linux Security Update : openssl on SL6.x i386/x86_64

A ciphersuite downgrade flaw was found in the OpenSSL SSL/TLS server code. A remote attacker could possibly use this flaw to change the ciphersuite associated with a cached session stored on the server, if the server enabled the SSLOPNETSCAPEREUSECIPHERCHANGEBUG option, possibly forcing the clien...