Auth bypass in Phpgurukul Blood Donor Management System
CVE-2026-90840
A vulnerability was identified in PHPGurukul Blood Donor Management System 1.0. Affected is the function __construct of the file /application/controllers/admin/Dashboard.php of the component Admin Controllers. The manipulation leads to improper authentication. The attack can be initiated remotely. The exploit is publicly available and might be used.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.007 (52.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Phpgurukul Blood Donor Management System — versions 1.0
Weakness classification (CWE)
References
- vuldb.com/vuln/403392 (technical-description, vdb-entry)
- vuldb.com/vuln/403392/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-90840 (third-party-advisory)
- vuldb.com/submit/925615 (third-party-advisory)
- github.com/usernamevnq/CVEs/issues/1 (issue-tracking, exploit)
- phpgurukul.com/ (product)
Frequently asked questions
- What is CVE-2026-90840?
- CVE-2026-90840 is a high-severity vulnerability in Phpgurukul Blood Donor Management System, classified under Improper Authentication. CVSS score: 7.3/10. Published 2026-09-15.
- How severe is CVE-2026-90840?
- High severity. CVSS v3 base score is 7.3 out of 10.