Medium severity6.1NVD Advisory· Published Mar 31, 2026· Updated Apr 1, 2026

CVE-2026-30879

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.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
baserproject/basercmsPackagist	< 5.2.3	5.2.3

Affected products

Basercms/Basercms
cpe:2.3:a:basercms:basercms:*:*:*:*:*:*:*:*
Range: <5.2.3

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

basercms.net/security/JVN_20837860nvdVendor AdvisoryWEB
github.com/advisories/GHSA-jmq3-x8q7-j9qmghsaADVISORY
github.com/baserproject/basercms/security/advisories/GHSA-jmq3-x8q7-j9qmnvdVendor AdvisoryWEB
nvd.nist.gov/vuln/detail/CVE-2026-30879ghsaADVISORY
github.com/baserproject/basercms/releases/tag/5.2.3nvdRelease NotesWEB

News mentions

No linked articles in our index yet.

cvss	0.397
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000