CVE-2026-25962

Name: CVE-2026-25962
Creator: NVD / NIST
Published: 2026-03-06T04:16:07.62+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.26%

Last modified Jun 17, 2026

CVE-2026-25962 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. MarkUs is a web application for the submission and grading of student assignments. Prior to version 2.9.4, MarkUs currently extracts zip files without any size or entry-count limits. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

MarkUs is a web application for the submission and grading of student assignments. Prior to version 2.9.4, MarkUs currently extracts zip files without any size or entry-count limits. For example, instructors can upload a zip file to provide an assignment configuration; students can upload a zip file for an assignment submission and indicate its contents should be extracted. This issue has been patched in version 2.9.4.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.26%

17.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-409

Affected Software

Vendor	Product	Versions
Markusproject	Markus	< 2.9.4

References

https://github.com/MarkUsProject/Markus/releases/tag/v2.9.4Product, Release Notes
https://github.com/MarkUsProject/Markus/security/advisories/GHSA-x8xv-j7fc-65x5Vendor Advisory

Timeline

Published: Mar 6, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-25962?

How severe is CVE-2026-25962?

CVE-2026-25962 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.

How do I fix CVE-2026-25962?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-25962?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST