CVE-2021-47955

CouchCMS 2.2.1 Cross-Site Scripting via SVG File Upload

CVSS 5.1 MEDIUMEPSS 0.2%CWE-79

CouchCMS 2.2.1 contains a cross-site scripting vulnerability that allows authenticated attackers to execute arbitrary JavaScript by uploading malicious SVG files through the file upload functionality. Attackers can upload SVG files containing embedded script tags to the browse.php endpoint, which are then executed in users' browsers when the files are accessed or previewed.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Productos afectados

CouchCMS · CouchCMS

PoCs públicas encontradas — 1

cve_referencewww.exploit-db.com/exploits/49636no verificado

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Referencias

https://github.com/CouchCMS/CouchCMS https://www.exploit-db.com/exploits/49636 https://www.vulncheck.com/advisories/couchcms-cross-site-scripting-via-svg-file-upload