PT-2025-5258 · Umbraco · Umbraco

Andy Butland · Published 2025-01-21 · Updated 2025-03-21 · CVE-2025-24011

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Umbraco versions 14.0.0 through 14.3.1 Umbraco versions 15.0.0 through 15.1.1

Description The issue allows an attacker to determine whether an account exists based on an analysis of response codes and timing of Umbraco management API responses.

Recommendations For Umbraco versions 14.0.0 through 14.3.1, update to version 14.3.2 to resolve the issue. For Umbraco versions 15.0.0 through 15.1.1, update to version 15.1.2 to resolve the issue.

Exploit

Fix

Side Channel Attack

Information Disclosure

Weakness Enumeration

CWE-203

CWE-200

Related Identifiers

CVE-2025-24011

GHSA-HMG4-WWM5-P999

Affected Products

Umbraco

References · 13

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/24xxx/CVE-2025-24011.json · Exploit
• 🔥 https://github.com/Puben/CVE-2025-24011-PoC · Exploit
• https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-hmg4-wwm5-p999 · Vendor Advisory
• https://github.com/umbraco/Umbraco-CMS/commit/559c6c9f312df1d6eb1bde82c4b81c0896da6382 · Patch
• https://github.com/umbraco/Umbraco-CMS/commit/839b6816f2ae3e5f54459a0f09dad6b17e2d1e07 · Patch
• https://osv.dev/vulnerability/GHSA-hmg4-wwm5-p999 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-24011 · Security Note
• https://osv.dev/vulnerability/CVE-2025-24011 · Vendor Advisory
• https://github.com/umbraco/Umbraco-CMS · Note
• https://t.me/cvedetector/15978 · Telegram Post
• https://t.me/ckearsenal/588 · Telegram Post
• https://t.me/cvenotify/111904 · Telegram Post
• https://twitter.com/CVEnew/status/1881729069940617238 · Twitter Post