CVE-2026-3043

MEDIUM
2026-02-24 [email protected]
4.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
PoC Detected
Feb 24, 2026 - 18:12 vuln.today
Public exploit code
CVE Published
Feb 24, 2026 - 00:16 nvd
MEDIUM 4.3

Tags

PHP XSS Event Management System

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.

Analysis

Reflected cross-site scripting in itsourcecode Event Management System 1.0 allows unauthenticated remote attackers to inject malicious scripts via the page parameter in /admin/navbar.php. Public exploit code exists for this vulnerability, enabling attackers to steal session tokens or perform actions on behalf of administrators. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

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Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +22
POC: +20

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CVE-2026-3043 vulnerability details – vuln.today
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