ALPINE-CVE-2026-56016

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...

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...

CVE-2026-56016

The CGI::Session::ID::md5 component for Perl, in versions prior to 4.49 , is vulnerable to session hijacking due to the generation of predictable session IDs. The generate_id method relies on low-entropy sources, including the process ID (PID), epoch time (which can be inferred from HTTP headers)...

Linux Distros Unpatched Vulnerability : CVE-2026-56016

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 ...

OPENSUSE-SU-2026:11168-1 perl-CGI-Session-4.490.0-1.1 on GA media

These are all security issues fixed in the perl-CGI-Session-4.490.0-1.1 package on the GA media of openSUSE Tumbleweed...

UBUNTU-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...

EUVD-2013-7294

Apache::Session versions through 1.94 for Perl re-creates deleted sessions. The session stores Apache::Session::Store::File and Apache::Session::Store::DBFile will create a session that does not exist. This can lead to sessions being revived, potentially with data that was to be deleted...

CVE-2013-10075

Apache::Session versions through 1.94 for Perl re-creates deleted sessions. The session stores Apache::Session::Store::File and Apache::Session::Store::DBFile will create a session that does not exist. This can lead to sessions being revived, potentially with data that was to be deleted...

CVE-2026-5081 Apache::Session::Generate::ModUniqueId versions from 1.54 through 1.94 for Perl session ids are insecure

Apache::Session::Generate::ModUniqueId versions from 1.54 through 1.94 for Perl session ids are insecure. Apache::Session::Generate::ModUniqueId added in version 1.54 uses the value of the UNIQUEID environment variable for the session id. The UNIQUEID variable is set by the Apache moduniqueid...

CVE-2026-5081

Apache::Session::Generate::ModUniqueId versions 1.54 through 1.94 are vulnerable to insecure session ID generation. The module uses the UNIQUE_ID environment variable, which is populated by the Apache mod_unique_id plugin. The resulting identifiers are constructed from the server's IPv4 address, ...

CVE-2026-5081 Apache::Session::Generate::ModUniqueId versions from 1.54 through 1.94 for Perl session ids are insecure

Apache::Session::Generate::ModUniqueId versions from 1.54 through 1.94 for Perl session ids are insecure. Apache::Session::Generate::ModUniqueId added in version 1.54 uses the value of the UNIQUEID environment variable for the session id. The UNIQUEID variable is set by the Apache moduniqueid...

PT-2026-37627

Name of the Vulnerable Software and Affected Versions Apache::Session::Generate::ModUniqueId versions 1.54 through 1.94 Description Apache::Session::Generate::ModUniqueId uses the UNIQUE ID environment variable for session identifiers. This variable is generated by the Apache mod unique id plugin...

Linux Distros Unpatched Vulnerability : CVE-2026-5081

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Apache::Session::Generate::ModUniqueId versions from 1.54 through 1.94 for Perl session ids are insecure. Apache::Session::Generate::ModUniqueId added in versio...

CVE-2026-3256

HTTP::Session versions through 0.53 for Perl defaults to using insecurely generated session ids. HTTP::Session defaults to using HTTP::Session::ID::SHA1 to generate session ids using a SHA-1 hash seeded with the built-in rand function, the high resolution epoch time, and the PID. The PID will com...

CVE-2026-3256 HTTP::Session versions before 0.54 for Perl defaults to using insecurely generated session ids

HTTP::Session versions before 0.54 for Perl defaults to using insecurely generated session ids. HTTP::Session defaults to using HTTP::Session::ID::SHA1 to generate session ids using a SHA-1 hash seeded with the built-in rand function, the high resolution epoch time, and the PID. The PID will come...

CVE-2026-3256 HTTP::Session versions before 0.54 for Perl defaults to using insecurely generated session ids

HTTP::Session versions before 0.54 for Perl defaults to using insecurely generated session ids. HTTP::Session defaults to using HTTP::Session::ID::SHA1 to generate session ids using a SHA-1 hash seeded with the built-in rand function, the high resolution epoch time, and the PID. The PID will come...

CVE-2025-40931

Apache::Session::Generate::MD5 versions through 1.94 for Perl create insecure session id. Apache::Session::Generate::MD5 generates session ids insecurely. The default session id generator returns a MD5 hash seeded with the built-in rand function, the epoch time, and the PID. The PID will come fro...

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...

CVE-2025-40931

Apache::Session::Generate::MD5 versions through 1.94 for Perl create insecure session id. Apache::Session::Generate::MD5 generates session ids insecurely. The default session id generator returns a MD5 hash seeded with the built-in rand function, the epoch time, and the PID. The PID will come fro...

CVE-2025-40931

The Apache::Session::Generate::MD5 Perl module (versions through 1.94 ) generates insecure session IDs. The root cause is the use of a predictable seed for an MD5 hash, consisting of the built-in rand() function (unsuitable for cryptography), the epoch time , and the PID . Attackers may guess the...