SQL Injection in Sourcecodester Online Voting System
CVE-2026-86290
A weakness has been identified in SourceCodester Online Voting System 1.0. This affects an unknown function of the file /voting/ajax.php?action=save_category. This manipulation of the argument Category causes sql injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
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: 0.004 (36.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.002
Affected products
- Sourcecodester Online Voting System — versions 1.0
Weakness classification (CWE)
References
- github.com/W5M1n9/cve/issues/2 (issue-tracking, exploit)
- vuldb.com/cve/CVE-2026-86290 (third-party-advisory)
- vuldb.com/submit/906187 (third-party-advisory)
- vuldb.com/vuln/399452 (technical-description, vdb-entry)
- vuldb.com/vuln/399452/cti (signature, permissions-required)
- www.sourcecodester.com/ (product)
Frequently asked questions
- What is CVE-2026-86290?
- CVE-2026-86290 is a high-severity vulnerability in Sourcecodester Online Voting System, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-09-07.
- How severe is CVE-2026-86290?
- High severity. CVSS v3 base score is 7.3 out of 10.