CVE-2023-52431

HIGH 8.8CVE-2023-52431 · Published 13/02/2024 · updated 17/06/2026

In short

CVE-2023-52431 is a HIGH (CVSS 8.8) vulnerability affecting (plack).
Chance of exploitation in the next 30 days (EPSS): 0.24%, higher than 15.7% of all vulnerabilities.
Fix: update to 0.0.19 or later.

Package	Affected versions	Patched versions
plack	`< 0.0.19`	`0.0.19`

Description

The Plack::Middleware::XSRFBlock package before 0.0.19 for Perl allows attackers to bypass a CSRF protection mechanism via an empty form value and an empty cookie (if signed cookies are disabled).

References

briandfoy/cpan-security-advisory · Third Party Advisory
metacpan.org/release/DAKKAR/Plack-Middleware-XSRFBlock-0.0.19/source/Changes · Release Notes

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free