Medium severity6.1NVD Advisory· Published Apr 12, 2026· Updated Apr 17, 2026
CVE-2017-20239
CVE-2017-20239
Description
MDwiki contains a cross-site scripting vulnerability that allows remote attackers to execute arbitrary JavaScript by injecting malicious code through the location hash parameter. Attackers can craft URLs with JavaScript payloads in the hash fragment that are parsed and rendered without sanitization, causing the injected scripts to execute in the victim's browser context.
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Affected products
1Patches
Vulnerability mechanics
References
2- www.exploit-db.com/exploits/46097nvdExploitVDB Entry
- www.vulncheck.com/advisories/mdwiki-cross-site-scripting-via-location-hash-parameternvdThird Party Advisory
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