PT-2026-42531 · Cpan · Authen::Totp

Tchatzi · Published 2026-05-21 · Updated 2026-05-23 · CVE-2026-46473

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Authen::TOTP versions prior to 0.1.1

Description Secrets are generated using the built-in rand() function in Perl, which is predictable and unsuitable for security purposes.

Recommendations Update to version 0.1.1 or later.

Fix

Weakness Enumeration

CWE-331

Related Identifiers

CVE-2026-46473

Affected Products

Authen::Totp

References · 7

• https://github.com/tchatzi/Authen-TOTP/commit/d04f30cc6538d77fc6b6d550da450cf3017b8561.patch · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-46473 · Security Note
• https://metacpan.org/release/TCHATZI/Authen-TOTP-0.1.1/changes · Note
• https://twitter.com/oss_security/status/2058057189365829984 · Twitter Post
• https://t.me/CVEtracker/54539 · Telegram Post
• http://openwall.com/lists/oss-security/2026/05/21/15 · Note
• https://t.me/cveNotify/164473 · Telegram Post