Vulnerability · Published Dec 28, 2023 · Assigned by GitHub_M

CVE-2023-52084Winter CMS Stored XSS through Backend ColorPicker FormWidget

Low 2.0

In plain English

A low-severity cross-site scripting in winter from wintercms. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)2.0Low

Exploit odds (30 days)0.3%top 76.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Winter is a free, open-source content management system. Prior to 1.2.4, Users with access to backend forms that include a ColorPicker FormWidget can provide a value that would then be rendered unescaped in the backend form, potentially allowing for a stored XSS attack. This issue has been patched in v1.2.4.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Packagist	winter/wn-backend-module	1.2.4	GHSA-43w4-4j3c-jx29

Affected products (as reported)

Vendor	Product	Versions
wintercms	winter	< 1.2.4

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

References

https://github.com/wintercms/winter/security/advisories/GHSA-43w4-4j3c-jx29 x_refsource_CONFIRM
https://github.com/wintercms/winter/commit/517f65dfae679b57575b047de13c5af48915a5ba x_refsource_MISC