Medium severity5.4NVD Advisory· Published Feb 21, 2026· Updated Jun 17, 2026
CVE-2026-27147
CVE-2026-27147
Description
GetSimple CMS is a content management system. All versions of GetSimple CMS are vulnerable to XSS through SVG file uploads. Authenticated users can upload SVG files via the administrative upload functionality, but they are not properly sanitized or restricted, allowing an attacker to embed malicious JavaScript. When the uploaded SVG file is accessed, the script executes in the browser. This issue does not have a fix at the time of publication.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4cpe:2.3:a:getsimple-ce:getsimple_cms:*:*:*:*:community:*:*:*+ 1 more
- cpe:2.3:a:getsimple-ce:getsimple_cms:*:*:*:*:community:*:*:*range: <=3.3.22
- (no CPE)
(expand)+ 1 more
- (no CPE)
- (no CPE)range: <= 3.3.22
Patches
Vulnerability mechanics
References
1- github.com/GetSimpleCMS-CE/GetSimpleCMS-CE/security/advisories/GHSA-5gmq-hrcx-6w45nvdExploitMitigationVendor Advisory
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