Is CVE-2026-5248 actively exploited?

No active exploitation of CVE-2026-5248 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-5248 be exploited remotely?

Yes. CVE-2026-5248 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-5248?

CVE-2026-5248 has a CVSS score of 6.3 (MEDIUM).

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MEDIUM

CVE-2026-5248

CWE-913Published: April 1, 2026· Updated: Apr 1, 2026

6.3

CVSS v3.1

EPSS:0.05%probability of exploitation in 30 daysPercentile:14.4th

Official Description

A vulnerability has been found in gougucms 4.08.18. This affects the function reg_submit of the file gougucms-master\app\home\controller\Login.php of the component User Registration Handler. Such manipulation of the argument level leads to dynamically-determined object attributes. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Technical Analysis

CVE-2026-5248 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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