CVE-2026-30880
baserCMS has OS command injection vulnerability in installer
EPSS 0.06%
Description
baserCMS has an OS command injection vulnerability in the installer. ### Target baserCMS 5.2.2 and earlier versions ### Vulnerability If baserCMS is placed on a server but not installed, malicious commands may be executed. ### Countermeasures Update to the latest version of baserCMS Please refer to the following page to reference for more information. https://basercms.net/security/JVN_54513170 ### Credits REN XINGDIAN
How to fix CVE-2026-30880
To remediate CVE-2026-30880, upgrade the affected package to a fixed version below.
- —upgrade to 5.2.3 or later
Is CVE-2026-30880 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.2.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |