CVE-2017-20239

MEDIUM

MDwiki Cross-Site Scripting via Location Hash Parameter

Title source: CVE List
Search associated code STIX 2.1 vulnerability STIX 2.1 with PoCs

Record summary

CVE-2017-20239 has a selected CVSS score of 5.1 (medium); EIP currently links 1 catalogued exploit.

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.

Description source: CVE List

Exploitation context

Available material

Catalogued exploits
1

CISA SSVC decision

ExploitationPoC
AutomatableNo
Technical impactPartial

CISA Coordinator · SSVC 2.0.3 · Evaluated Apr 13, 2026 · Source: CVE List

Affected products and versions

1
ProductSourceVersion range

MDwiki

Browse Dynalon / MDwiki
CVE List0.6.2affected

Proofs of concept

1

Catalogued exploits

ExploitDBMDwiki < 0.6.2 - Cross-Site ScriptingExploitDB exploitby evi1m0Not analyzed1 file
ExploitDB
PoC details

References

3