CVE-2026-16235 Crypt::Password versions through 0.28 for Perl generate insecure random values for salts

Critical 9.8 Published Updated

Attackers can predict password salts due to insecure random generation, potentially compromising password security in applications using this Perl library.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-16235?

CVE-2026-16235 is a critical vulnerability in DRSTEVE Crypt::Password, published on 20 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Crypt::Password versions through 0.28 for Perl generate insecure random values for salts.

These versions use the built-in rand function, which is predictable and unsuitable for cryptography.

Weakness: CWE-338

Which versions are affected by CVE-2026-16235?

How do I fix CVE-2026-16235?

No fix has been published for CVE-2026-16235 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-16235 being exploited?

There is no known exploitation of CVE-2026-16235 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2026-16235, GHSA-vhqp-3rvr-75rx, UBUNTU-CVE-2026-16235.

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