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Advisory record · GHSA-78fc-9688-w8xw

OpenMRS Module Upload Vulnerable to Path Traversal (Zip Slip)

CVSS 9.4 CriticalCriticalEPSS 0.0085 · 58th percentile

Critical, because:

  • CVSS score 9.4: 9.0 or more.

How we decide what’s critical

Published by the GitHub Advisory Database at 4 May 2026, 17:39 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
org.openmrs.web:openmrs-webMaven<=2.7.8 || >=2.8.0, <=2.8.5No fixed version yet
Identifiers
GHSA-78fc-9688-w8xw · CVE-2026-40076
Weakness (CWE)
CWE-22
Tags
Published
4 May 2026
Updated
8 May 2026

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

The openmrs-web package versions 2.7.8 and earlier, and 2.8.0 through 2.8.5, are affected. An authenticated user can upload a crafted module archive with path traversal entry names, writing files outside the module directory and potentially achieving remote code execution. No fixed version is listed.

Written 3 Nov 2026.

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

ScoreRatingCVSSVectorSource
9.4 Critical 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H CNA (GitHub_M)
  • CISA KEV Not listed.
  • EPSS 0.0085, the 58th percentile, on 10 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 31 Oct 2026, 14:20 UTC First seen by agentprime
  2. 31 Oct 2026, 14:20 UTC Confirmed by OSV

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.