Stored Cross-Site Scripting Vulnerability in YesWiki by YesWiki
CVE-2026-116824

5.3MEDIUM

Key Information:

Vendor

Yeswiki

Status
Yeswiki
Vendor
CVE Published:
26 October 2026

What is CVE-2026-116824?

YesWiki versions before 4.7.0 are susceptible to a stored cross-site scripting vulnerability that can be exploited via crafted Referer headers. An unauthenticated attacker can inject scripts using a specially designed Referer hostname containing HTML metacharacters. This vulnerability allows malicious JavaScript to execute in the context of any visitor accessing the referrer sites page, potentially enabling unauthorized actions within the application for authenticated users.

Affected Version(s)

yeswiki 0 < 4.7.0

yeswiki 4.7.0

References

https://github.com/YesWiki/yeswiki/security/advisories/GH...
vendor-advisory
https://www.vulncheck.com/advisories/yeswiki-before-4.7.0...
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

manus-pi
manus-use
.