CVE-2026-4557

| EUVD-2026-14331 MEDIUM
2026-03-22 VulDB GHSA-v6pg-hpm6-mh6m
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

4
PoC Detected
Mar 23, 2026 - 14:31 vuln.today
Public exploit code
Analysis Generated
Mar 22, 2026 - 17:45 vuln.today
EUVD ID Assigned
Mar 22, 2026 - 17:45 euvd
EUVD-2026-14331
CVE Published
Mar 22, 2026 - 17:29 nvd
MEDIUM 4.3

Tags

PHP XSS

Description

A vulnerability was detected in code-projects Exam Form Submission 1.0. This impacts an unknown function of the file /admin/update_s1.php. Performing a manipulation of the argument sname results in cross site scripting. The attack may be initiated remotely. The exploit is now public and may be used.

Analysis

A Stored Cross-Site Scripting (XSS) vulnerability exists in code-projects Exam Form Submission version 1.0, affecting the /admin/update_s1.php file where the 'sname' parameter is not properly sanitized. An unauthenticated attacker can remotely inject malicious JavaScript by manipulating this parameter, which will execute in the browsers of administrators or other users who view the affected page. …

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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-2026-4557 vulnerability details – vuln.today
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