Is CVE-2026-5642 actively exploited?

No active exploitation of CVE-2026-5642 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-5642 be exploited remotely?

Yes. CVE-2026-5642 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-5642?

CVE-2026-5642 has a CVSS score of 7.3 (HIGH).

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HIGH

CVE-2026-5642

CWE-266Published: April 6, 2026· Updated: Apr 7, 2026

7.3

CVSS v3.1

EPSS:0.04%probability of exploitation in 30 daysPercentile:12.3th

Official Description

A vulnerability was determined in Cyber-III Student-Management-System up to 1a938fa61e9f735078e9b291d2e6215b4942af3f. This affects an unknown function of the file /viva/update.php of the component HTTP POST Request Handler. This manipulation of the argument Name causes improper authorization. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.

NVD Source

Technical Analysis

CVE-2026-5642 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.