What is CVE-2021-26800?

CVE-2021-26800 is a medium-severity vulnerability in User Management System In PHP Stored Procedure Project, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.5/10. Published 2021-12-16.

How severe is CVE-2021-26800?

Medium severity. CVSS v3 base score is 6.5 out of 10.

CSRF in User Management System In PHP Stored Procedure Project

CVE-2021-26800

Cross Site Request Forgery (CSRF) vulnerability in Change-password.php in phpgurukul user management system in php using stored procedure V1.0, allows attackers to change the password to an arbitrary account.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2021-12-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (31.5th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

User Management System In PHP Stored Procedure Project — versions 1.0

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

phpgurukul.com/user-management-system-in-php-using-stored-procedure/ (Product, Third Party Advisory)
gist.github.com/Kavisha3/59dac95b268f0d32eab53e659ab59311 (Third Party Advisory)

Frequently asked questions

What is CVE-2021-26800?: CVE-2021-26800 is a medium-severity vulnerability in User Management System In PHP Stored Procedure Project, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.5/10. Published 2021-12-16.
How severe is CVE-2021-26800?: Medium severity. CVSS v3 base score is 6.5 out of 10.