CVE-2026-30879
Medium
Description
baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has a cross-site scripting vulnerability in blog posts. This issue has been patched in version 5.2.3.
SeverityMedium
CVSS6.1
Exploit probability—
ProductBasercms
PublishedMar 31, 2026
First seenMar 31, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- basercms basercms5.2.3 or later
- baserproject/basercms5.2.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| basercms basercms | v < 5.2.3 | 5.2.3 |
| baserproject/basercmsPackagist | v < 5.2.3 | 5.2.3 |
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