CSRF in Sourcecodester Dynamic Input Field Generator Using HTML, CSS, And PHP
CVE-2026-77391
A security flaw has been discovered in SourceCodester Dynamic Input Field Generator Using HTML, CSS, and PHP 1.0. This affects an unknown function. The manipulation results in cross-site request forgery. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (12.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 12.5% 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: +0.001
Affected products
Weakness classification (CWE)
References
- vuldb.com/vuln/393853 (vdb-entry)
- vuldb.com/vuln/393853/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-77391 (third-party-advisory)
- vuldb.com/submit/881030 (third-party-advisory)
- gist.github.com/rionyxraiza/428d4481fe471704829ca06de7be9d8c (exploit)
- www.sourcecodester.com/ (product)
Frequently asked questions
- What is CVE-2026-77391?
- CVE-2026-77391 is a medium-severity vulnerability in Sourcecodester Dynamic Input Field Generator Using HTML, CSS, And PHP, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-08-21.
- How severe is CVE-2026-77391?
- Medium severity. CVSS v3 base score is 4.3 out of 10.