CVE-2026-5091

Summary

Catalyst::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.

Affected Software

Weaknesses

• CWE-208: CWE-208 Observable Timing Discrepancy

ADP Enrichment

CVE Program Container

Additional References

• http://www.openwall.com/lists/oss-security/2026/05/21/19

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://metacpan.org/release/ETHER/Catalyst-Plugin-Authentication-0.10_025/changes
• https://github.com/perl-catalyst/Catalyst-Plugin-Authentication/commit/b0515f492257438cf07082acf1e10d06e8088a5e.patch

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