Vulnerability · Published Feb 23, 2026 · Assigned by VulDB
CVE-2026-3043itsourcecode Event Management System navbar.php cross site scripting
Medium 4.3
In plain English
A medium-severity cross-site scripting in Event Management System from itsourcecode. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 75.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw has been found in itsourcecode Event Management System 1.0. The impacted element is an unknown function of the file /admin/navbar.php. Executing a manipulation of the argument page can lead to cross site scripting. The attack may be performed from remote. The exploit has been published and may be used.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| itsourcecode | Event Management System | 1.0 |
Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
References
- VDB-347399 | itsourcecode Event Management System navbar.php cross site scripting vdb-entry, technical-description
- VDB-347399 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #757227 | itsourcecode Event Management System V1.0 Cross Site Scripting third-party-advisory
- https://github.com/ltranquility/cve_submit/issues/2 exploit, issue-tracking
- https://itsourcecode.com/ product