CVE-2026-116205
YesWiki before 4.7.0 Unauthenticated SSRF via [[|URL]] Raw-Inclusion Syntax
MEDIUM 6.9EPSS 0.5%
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.
- Affected
- YesWiki · yeswiki
- CVSS v4.0 VULNCHECK
- 6.9 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS v3.1 VULNCHECK
- 5.3 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - EPSS
- 0.51% chance of exploitation in the next 30 days, 43rd percentile
- Nuclei
- high · CWE-918
- Published
- 2026-10-25
- Updated
- 2026-10-29
Nuclei templates (1)
- projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-116205.yamlRepo stars 13262★ · pushed 2026-10-31 · find archive
CVE references
- YesWiki/yeswiki/security/advisories/GHSA-x9j5-r988-9jccVENDOR
- https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-unauthenticated-ssrf-via-url-ra…ADVISORY