CSRF in Plack\ \
CVE-2023-52431
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).
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (14.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Plack\ \ — versions middleware\
- Plack\:\:middleware\:\:xsrfblock Project
Weakness classification (CWE)
References
- metacpan.org/release/DAKKAR/Plack-Middleware-XSRFBlock-0.0.19/source/Changes (Release Notes)
- github.com/briandfoy/cpan-security-advisory/blob/9374f98bef51e1ae887f2932340505… (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-52431?
- CVE-2023-52431 is a high-severity vulnerability in Plack\ \, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2024-02-13.
- How severe is CVE-2023-52431?
- High severity. CVSS v3 base score is 8.8 out of 10.