CVE Explorer
CVE-2026-28495
GetSimple CMS is a content management system. The massiveAdmin plugin (v6.0.3) bundled with GetSimpleCMS-CE v3.3.22 allows an authenticated administrator to overwrite the gsconfig.php configuration file with arbitrary PHP code via the gsconfig editor module. The form lacks CSRF protection, enabling a remote unauthenticated attacker to exploit this via Cross-Site Request Forgery against a logged-in admin, achieving Remote Code Execution (RCE) on the web server.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"GetSimpleCMS-CE","vendor":"GetSimpleCMS-CE","versions":[{"status":"affected","version":"<= 3.3.22"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:d298c76e7737f3a912758aefd16a24194c4c4832b9c4aab8b709f55349b30df0 · sha256:9bd69a5a24fce0e6… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.7,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:d298c76e7737f3a912758aefd16a24194c4c4832b9c4aab8b709f55349b30df0 · sha256:9bd69a5a24fce0e6… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-352","description":"CWE-352: Cross-Site Request Forgery (CSRF)","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:d298c76e7737f3a912758aefd16a24194c4c4832b9c4aab8b709f55349b30df0 · sha256:9bd69a5a24fce0e6… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"https://github.com/GetSimpleCMS-CE/GetSimpleCMS-CE/security/advisories/GHSA-92wv-q2jp-qg88","tags":["x_refsource_CONFIRM"],"url":"https://github.com/GetSimpleCMS-CE/GetSimpleCMS-CE/security/advisories/GHSA-92wv-q2jp-qg88"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:d298c76e7737f3a912758aefd16a24194c4c4832b9c4aab8b709f55349b30df0 · sha256:9bd69a5a24fce0e6… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.