RUSTSEC-2026-0097 Rand is unsound with a custom logger using `rand::rng()`

It has been reported by @lopopolo that the rand library is unsound i.e. that safe code using the public API can cause Undefined Behaviour when all the following conditions are met: - The log and threadrng features are enabled - A custom logger is defined - The custom logger accesses rand::rng...

CVE-2026-5087

PAGI::Middleware::Session::Store::Cookie versions through 0.001003 for Perl generates random bytes insecurely. PAGI::Middleware::Session::Store::Cookie attempts to read bytes from the /dev/urandom device directly. If that fails for example, on systems without the device, such as Windows, then it...

CVE-2026-5087 PAGI::Middleware::Session::Store::Cookie versions through 0.001003 for Perl generates random bytes insecurely

PAGI::Middleware::Session::Store::Cookie versions through 0.001003 for Perl generates random bytes insecurely. PAGI::Middleware::Session::Store::Cookie attempts to read bytes from the /dev/urandom device directly. If that fails for example, on systems without the device, such as Windows, then it...

CVE-2025-15618 Business::OnlinePayment::StoredTransaction versions through 0.01 for Perl uses an insecure secret key

Business::OnlinePayment::StoredTransaction versions through 0.01 for Perl uses an insecure secret key. Business::OnlinePayment::StoredTransaction generates a secret key by using a MD5 hash of a single call to the built-in rand function, which is unsuitable for cryptographic use. This key is...

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-2024-57854

Net::NSCA::Client versions through 0.009002 for Perl uses a poor random number generator. Version v0.003 switched to use Data::Rand::Obscure instead of Crypt::Random for generation of a random initialisation vectors. Data::Rand::Obscure uses Perl's built-in rand function, which is not suitable fo...

EUVD-2024-55467

Net::NSCA::Client versions through 0.009002 for Perl uses a poor random number generator. Version v0.003 switched to use Data::Rand::Obscure instead of Crypt::Random for generation of a random initialisation vectors. Data::Rand::Obscure uses Perl's built-in rand function, which is not suitable fo...

CVE-2024-57854

Net::NSCA::Client versions through 0.009002 for Perl uses a poor random number generator. Version v0.003 switched to use Data::Rand::Obscure instead of Crypt::Random for generation of a random initialisation vectors. Data::Rand::Obscure uses Perl's built-in rand function, which is not suitable fo...

CVE-2024-57854 Net::NSCA::Client versions through 0.009002 for Perl uses a poor random number generator

Net::NSCA::Client versions through 0.009002 for Perl uses a poor random number generator. Version v0.003 switched to use Data::Rand::Obscure instead of Crypt::Random for generation of a random initialisation vectors. Data::Rand::Obscure uses Perl's built-in rand function, which is not suitable fo...

CVE-2024-57854

Summary: CVE-2024-57854 affects Net::NSCA::Client for Perl up to version 0.009002, where a cryptographic weakness arises from using a non-cryptographically secure random number generator. The affected code shifted from Crypt::Random to Data::Rand::Obscure (which relies on Perl’s rand()), enabling...

CVE-2024-57854 Net::NSCA::Client versions through 0.009002 for Perl uses a poor random number generator

Net::NSCA::Client versions through 0.009002 for Perl uses a poor random number generator. Version v0.003 switched to use Data::Rand::Obscure instead of Crypt::Random for generation of a random initialisation vectors. Data::Rand::Obscure uses Perl's built-in rand function, which is not suitable fo...

CVE-2025-40926 Plack::Middleware::Session::Simple versions before 0.05 for Perl generates session ids insecurely

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-2025-40926

Summary of vulnerability (CVE-2025-40926) : Plack::Middleware::Session::Simple for Perl versions before 0.05 generates session IDs insecurely. The default generator uses a SHA-1 hash seeded with the built-in rand() function, the epoch time, and the process ID (PID). The PID comes from a small set...

PT-2026-23125

Name of the Vulnerable Software and Affected Versions Net::NSCA::Client versions through 0.009002 Description Net::NSCA::Client for Perl utilizes an inadequate random number generator. Version 0.003 transitioned to using Data::Rand::Obscure instead of Crypt::Random for generating initialization...

CVE-2026-3255 HTTP::Session2 versions before 1.12 for Perl may generate weak session ids using the rand() function

HTTP::Session2 versions before 1.12 for Perl for Perl may generate weak session ids using the rand function. The HTTP::Session2 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 epo...

CVE-2024-58041

Smolder versions through 1.51 for Perl uses insecure rand function for cryptographic functions. Smolder 1.51 and earlier for Perl uses the rand function as the default source of entropy, which is not cryptographically secure, for cryptographic functions. Specifically Smolder::DB::Developer uses t...

CVE-2024-58041

Smolder versions through 1.51 for Perl uses insecure rand function for cryptographic functions. Smolder 1.51 and earlier for Perl uses the rand function as the default source of entropy, which is not cryptographically secure, for cryptographic functions. Specifically Smolder::DB::Developer uses t...

CVE-2024-58041

CVE-2024-58041 affects Smolder versions through 1.51 for Perl. The root cause is using the non-cryptographically secure rand() entropy source in cryptographic functions, via Smolder::DB::Developer which relies on the Data::Random library (intended for testing). The result is potentially insecure ...

CVE-2024-58041

Smolder versions through 1.51 for Perl uses insecure rand function for cryptographic functions. Smolder 1.51 and earlier for Perl uses the rand function as the default source of entropy, which is not cryptographically secure, for cryptographic functions. Specifically Smolder::DB::Developer uses t...

CVE-2024-58041 Smolder versions through 1.51 for Perl uses insecure rand() function for cryptographic functions

Smolder versions through 1.51 for Perl uses insecure rand function for cryptographic functions. Smolder 1.51 and earlier for Perl uses the rand function as the default source of entropy, which is not cryptographically secure, for cryptographic functions. Specifically Smolder::DB::Developer uses t...