RCE in Code-Projects Simple It Discussion Forum
CVE-2026-5826
A flaw has been found in code-projects Simple IT Discussion Forum 1.0. This issue affects some unknown processing of the file /edit-category.php. Executing a manipulation of the argument Category can lead to cross site scripting. The attack can be launched remotely. The exploit has been published and may be used.
Vulnerability class: XSS (Cross-Site Scripting)
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: 0.004 (36.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.5% 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: +0.001
Affected products
- Code-Projects Simple It Discussion Forum — versions 1.0
Weakness classification (CWE)
References
- vuldb.com/vuln/356273 (technical-description, vdb-entry)
- vuldb.com/vuln/356273/cti (signature, permissions-required)
- vuldb.com/submit/788335 (third-party-advisory)
- github.com/lonelyuan/vunls/issues/9 (issue-tracking, exploit)
- code-projects.org/ (product)
Frequently asked questions
- What is CVE-2026-5826?
- CVE-2026-5826 is a medium-severity vulnerability in Code-Projects Simple It Discussion Forum, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2026-04-09.
- How severe is CVE-2026-5826?
- Medium severity. CVSS v3 base score is 4.3 out of 10.