PT-2026-42551 · Cpan · Catalyst::Plugin::Authentication

Karen Etheridge · Published 2026-05-21 · Updated 2026-05-23 · CVE-2026-5091

Positive Technologies (AI Summary)

CVSS v3.1

5.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Catalyst::Plugin::Authentication versions prior to 0.10025

Description Catalyst::Plugin::Authentication for Perl is susceptible to timing attacks. The issue arises from the use of Perl's built-in eq comparison, where discrepancies in the time taken to perform the comparison could allow an attacker to guess the underlying password or hash.

Recommendations Update to a version later than 0.10024.

Fix

Weakness Enumeration

CWE-208

Related Identifiers

CVE-2026-5091

Affected Products

Catalyst::Plugin::Authentication

References · 15

• https://github.com/perl-catalyst/Catalyst-Plugin-Authentication/commit/b0515f492257438cf07082acf1e10d06e8088a5e.patch · Patch
• https://security-tracker.debian.org/tracker/CVE-2026-5091 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-5091 · Security Note
• https://ubuntu.com/security/CVE-2026-5091 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-5091 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-5091 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-5091 · Security Note
• https://github.com/perl-catalyst/Catalyst-Plugin-Authentication/commit/b0515f492257438cf07082acf1e10d06e8088a5e · Note
• http://openwall.com/lists/oss-security/2026/05/21/19 · Note
• https://t.me/cveNotify/164477 · Telegram Post
• https://t.me/cveNotify/164490 · Telegram Post
• https://twitter.com/oss_security/status/2058057189365829984 · Twitter Post
• https://lists.security.metacpan.org/cve-announce/msg/40281889 · Note
• https://metacpan.org/release/ETHER/Catalyst-Plugin-Authentication-0.10_025/changes · Note
• https://t.me/cveNotify/164607 · Telegram Post