Vulnerability · Published Dec 12, 2023 · Assigned by GitHub_M

CVE-2023-38694Umbraco CMS vulnerable to possible injection of HTML in an unintended form

Low 3.5

In plain English

A low-severity cross-site scripting in Umbraco-CMS from umbraco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)3.5Low

Exploit odds (30 days)0.4%top 64.5% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.7.0, and 12.1.0, a user with access to a specific part of the backoffice is able to inject HTML code into a form where it is not intended. Versions 8.18.10, 10.7.0, and 12.1.0 contain a patch for this issue.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
NuGet	umbraco.cms	8.18.10	GHSA-xxc6-35r7-796w
NuGet	umbraco.cms	10.7.0	GHSA-xxc6-35r7-796w
NuGet	umbraco.cms	12.1.0	GHSA-xxc6-35r7-796w

Affected products (as reported)

Vendor	Product	Versions
umbraco	Umbraco-CMS	>= 8.0.0, < 8.18.10>= 9.0.0-rc001, < 10.7.0>= 11.0.0-rc1, < 12.1.0

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

References

https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-xxc6-35r7-796w x_refsource_CONFIRM