Is CVE-2026-5826 actively exploited?

No active exploitation of CVE-2026-5826 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-5826 be exploited remotely?

Yes. CVE-2026-5826 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-5826?

CVE-2026-5826 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2026-5826

CWE-79Published: April 9, 2026· Updated: Apr 13, 2026

4.3

CVSS v3.1

EPSS:0.01%probability of exploitation in 30 daysPercentile:1.9th

Official Description

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.

NVD Source

Technical Analysis

CVE-2026-5826 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

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.