Catalyst::Plugin::Authentication versions through 0.10024 for Perl is susceptible to timing attacks

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Summary

CVECVE-2026-5091
StatePUBLISHED
AssignerCPANSec
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-21 22:16:48 UTC
Updated2026-05-22 02:16:34 UTC
DescriptionCatalyst::Plugin::Authentication versions through 0.10024 for Perl is susceptible to timing attacks. These versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.

Risk And Classification

Primary CVSS: v3.1 5.1 MEDIUM from ADP

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.000070000 probability, percentile 0.005070000 (date 2026-05-28)

Problem Types: CWE-208 | CWE-208 CWE-208 Observable Timing Discrepancy

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA JJNAPIORK CatalystPluginAuthentication affected 0.10024 custom Not specified

References

ReferenceSourceLinkTags
www.openwall.com/lists/oss-security/2026/05/21/19 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
github.com/perl-catalyst/Catalyst-Plugin-Authentication/commit/b0515f492... 9b29abf9-4ab0-4765-b253-1875cd9b441e github.com
metacpan.org/release/ETHER/Catalyst-Plugin-Authentication-0.10_025/changes 9b29abf9-4ab0-4765-b253-1875cd9b441e metacpan.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Solutions

CNA: Upgrade to version 0.10026 or later.

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