CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Lifecycle Timeline
4Tags
Description
baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has DOM-based cross-site scripting in tag creation. This issue has been patched in version 5.2.3.
Analysis
DOM-based cross-site scripting in baserCMS tag creation functionality allows remote attackers to execute malicious JavaScript in victim browsers. Affects all baserCMS versions prior to 5.2.3. …
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Remediation
Within 24 hours: inventory all baserCMS installations and identify versions prior to 5.2.3. Within 7 days: apply vendor-released patch to baserCMS 5.2.3 or later across all instances. …
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-17269
GHSA-677c-xv24-crgx