Advisory record · GHSA-wx5h-wqfq-v698

Umbraco Allows a Restricted Editor User to Delete Media Item or Access Unauthorized Content

CVSS 4.9 MediumEPSS 0.0030 · 23rd percentile

Published by the GitHub Advisory Database at 11 Mar 2025, 15:27 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
Umbraco.Cms.Web.BackofficeNuGet<10.8.9 || >=11.0.0-rc1, <13.7.110.8.9, 13.7.1
Identifiers
GHSA-wx5h-wqfq-v698 · CVE-2025-27602
Weakness (CWE)
CWE-285 · CWE-863
Published
11 Mar 2025
Updated
12 Mar 2025

Machine-written summary

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

Umbraco.Cms.Web.Backoffice versions before 10.8.9 and from 11.0.0-rc1 before 13.7.1 are affected. An authenticated backoffice user with editor access can manipulate backoffice API URLs to retrieve or delete content or media in folders they are not permitted to access. Upgrade to 10.8.9 or 13.7.1. The source lists no workarounds.

Written 9 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
4.9 Medium 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N CNA (GitHub_M)
  • CISA KEV Not listed.
  • EPSS 0.0030, the 23rd percentile, on 11 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 11 Mar 2025, 07:43 UTC Published by the maintainers as a GitHub repository advisory
  2. 31 Oct 2026, 15:22 UTC First seen by agentprime
  3. 31 Oct 2026, 15:22 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.