CVE-2026-116205

YesWiki before 4.7.0 contains an unauthenticated server-side request forgery vulnerability that allows remote attackers to fetch arbitrary URLs by supplying [[|URL]] wiki syntax to the render handler. Attackers can pass the syntax in the content parameter of the page render handler to reach internal hosts and ports and read their responses.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/YesWiki/yeswiki/security/advisories/GHSA-x9j5-r988-9jcc
https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-unauthenticated-ssrf-via-url-raw-inclusion-syntax
https://github.com/YesWiki/yeswiki/security/advisories/GHSA-x9j5-r988-9jcc

Configurations

No configuration.

History

29 Oct 2026, 21:17

Type	Values Removed	Values Added
References	~~() https://github.com/YesWiki/yeswiki/security/advisories/GHSA-x9j5-r988-9jcc -~~	() https://github.com/YesWiki/yeswiki/security/advisories/GHSA-x9j5-r988-9jcc -

25 Oct 2026, 14:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-25 14:17

Updated : 2026-10-29 21:17

NVD link : CVE-2026-116205

Mitre link : CVE-2026-116205

CVE.ORG link : CVE-2026-116205

JSON object : View

Products Affected

No product.

CWE

CWE-918

Server-Side Request Forgery (SSRF)

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