CVE-2023-6188

9.8 criticalEPSS 1.0%

Critical (9.8) in get-simple getsimplecms. EPSS 1.0% chance of exploitation in the next 30 days.

A vulnerability was found in GetSimpleCMS 3.3.16/3.4.0a. It has been rated as critical. This issue affects some unknown processing of the file /admin/theme-edit.php. The manipulation leads to code injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-245735.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.0% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)
CWE: CWE-94
Published: 2023-11-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

get-simple:getsimplecms

References

https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1352
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1358
https://vuldb.com/?ctiid.245735
https://vuldb.com/?id.245735
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1352

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