Is CVE-2026-4991 actively exploited?

No active exploitation of CVE-2026-4991 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-4991 be exploited remotely?

Yes. CVE-2026-4991 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-4991?

CVE-2026-4991 has a CVSS score of 3.5 (LOW).

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LOW

CVE-2026-4991

CWE-79Published: March 27, 2026· Updated: Mar 30, 2026

3.5

CVSS v3.1

EPSS:0.03%probability of exploitation in 30 daysPercentile:7.4th

Official Description

A vulnerability was detected in QDOCS Smart School Management System up to 7.2. The impacted element is an unknown function of the file /admin/enquiry of the component Admission Enquiry Module. Performing a manipulation of the argument Note results in cross site scripting. The attack is possible to be carried out remotely.

NVD Source

Technical Analysis

CVE-2026-4991 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.

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.