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CVE-2026-30940: Improper Limitation of a Pathname to a Restricted Directory

🗓️ 31 Mar 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 5 Views

Authenticated admin can perform arbitrary file write and RCE in baserCMS before 5.2.3.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-30940
31 Mar 202600:45
–attackerkb
circl
Circl
CVE-2026-30940
30 Mar 202623:04
–circl
cnnvd
CNNVD
baserCMS security vulnerabilities
31 Mar 202600:00
–cnnvd
cve
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CVE-2026-30940
31 Mar 202600:45
–cve
cvelist
Cvelist
CVE-2026-30940 baserCMS: Path Traversal in Theme File API Leads to Arbitrary File Write and RCE
31 Mar 202600:45
–cvelist
euvd
EUVD
EUVD-2026-108993
23 Oct 202613:41
–euvd
euvd
EUVD
EUVD-2026-17267
31 Mar 202622:47
–euvd
github
Github Security Blog
baserCMS Path Traversal Leads to Arbitrary File Write and RCE via Theme File API
31 Mar 202622:47
–github
mend
Mend
CVE-2026-30940
31 Mar 202600:45
–mend
nvd
NVD
CVE-2026-30940
31 Mar 202601:16
–nvd
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01 Apr 2026 00:00Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.17.2
EPSS0.01067
SSVC
5