CVE-2025-46736: Umbraco Makes User Enumeration Feasible Based on Timing of Login Response
First published: Tue May 06 2025(Updated: )
### Impact Based on an analysis of the timing of post login API responses, it's possible to determine whether an account exists. ### Patches Patched in 10.8.10 and 13.8.1. ### Workarounds None available.
Credit: security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| nuget/Umbraco.Cms | <10.8.10 | 10.8.10 |
| nuget/Umbraco.Cms | >=11.0.0-rc1<13.8.1 | 13.8.1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-4g8m-5mj5-c8xg
- https://github.com/umbraco/Umbraco-CMS/commit/14fbd20665b453cbf094ccf4575b79a9fba07e03
- https://github.com/umbraco/Umbraco-CMS/commit/34709be6cce9752dfa767dffbf551305f48839bc
- https://nvd.nist.gov/vuln/detail/CVE-2025-46736
- https://github.com/advisories/GHSA-4g8m-5mj5-c8xg (Advisory)
Frequently Asked Questions
What is the severity of CVE-2025-46736?
CVE-2025-46736 is considered a moderate severity vulnerability due to its potential for account enumeration.
How do I fix CVE-2025-46736?
To address CVE-2025-46736, upgrade Umbraco.Cms to version 10.8.10 or 13.8.1 or later.
What does CVE-2025-46736 impact?
CVE-2025-46736 impacts Umbraco.Cms versions prior to 10.8.10 and 13.8.1.
Are there any workarounds for CVE-2025-46736?
There are no workarounds available for CVE-2025-46736.
How can CVE-2025-46736 affect user accounts?
CVE-2025-46736 allows an attacker to determine if a user account exists based on the timing of post login API responses.
- agent/weakness
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/title
- agent/description
- agent/type
- agent/severity
- agent/author
- agent/event
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-4g8m-5mj5-c8xg
- alias/CVE-2025-46736
- agent/software-canonical-lookup
- collector/nvd-cve
- source/NVD
- agent/references
- collector/nvd-api
- agent/last-modified-date
- collector/epss-latest
- source/FIRST
- agent/source
- agent/tags
- agent/epss
- package-manager/nuget