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CVE-2026-30940

1 advisory.

Packagist/baserproject/basercms CVE-2026-30940: high 7.2, EPSS 1.08%

baserCMS Path Traversal Leads to Arbitrary File Write and RCE via Theme File API

Action: Upgrade baserproject/basercms to 5.2.3 or later.

composer require baserproject/basercms:5.2.3

Affected

introducedfixedlast affected
05.2.3-

Fixed versions

5.2.3

Sources

CVE-2026-30940 · published · modified · JSON