VULNERABILITY INTELLIGENCE

CVE-2021-47860

CVSS score5.3 MEDIUM
EPSS probability0.28%
CISA KEVNot currently listed
Published2026-01-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Description

GetSimple CMS Custom JS 0.1 plugin contains a cross-site request forgery vulnerability that allows unauthenticated attackers to inject arbitrary client-side code into administrator browsers. Attackers can craft a malicious website that triggers a cross-site scripting payload to execute remote code on the hosting server when an authenticated administrator visits the page.

Weakness classification

  • disclosure@vulncheck.com: CWE-352

Primary references