Is CVE-2026-4577 actively exploited?

No active exploitation of CVE-2026-4577 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-4577 be exploited remotely?

Yes. CVE-2026-4577 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-4577?

CVE-2026-4577 has a CVSS score of 2.4 (LOW).

HOME VULNERABILITIESCVE-2026-4577

LOW

CVE-2026-4577

CWE-79Published: March 23, 2026· Updated: Mar 23, 2026

2.4

CVSS v3.1

EPSS:0.03%probability of exploitation in 30 daysPercentile:8.5th

Official Description

A vulnerability was found in code-projects Exam Form Submission 1.0. The affected element is an unknown function of the file /admin/update_s4.php. Performing a manipulation of the argument sname results in cross site scripting. The attack may be initiated remotely. The exploit has been made public and could be used.

NVD Source

Technical Analysis

CVE-2026-4577 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.