CVE-2026-104464
YesWiki before 4.6.7 SSRF via Bazar abonnements sync actor parameter
- State
- Published
- Severity
- 8.8 High
- Published
- Oct 2, 2026
- Updated
- Oct 2, 2026
- Reserved
- Oct 2, 2026
Description
YesWiki before 4.6.7 contains a server-side request forgery vulnerability that allows unauthenticated attackers to make server-side GET requests by supplying an unvalidated actor URL to the Bazar abonnements sync action. Attackers can target internal hosts or cloud metadata endpoints and chain attacker-controlled outbox first/next links, with fetched responses stored as readable Bazar entries.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.8 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.6 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L | VulnCheck |
Weaknesses
- CWE-918 Server-Side Request Forgery (SSRF)
Affected Products
| Product | Versions |
|---|---|
yeswikiYesWiki |
|
References
- GitHub Security Advisory (GHSA-wcjp-v62j-p5xm)vendor-advisory
- VulnCheck Advisory: YesWiki before 4.6.7 SSRF via Bazar abonnements sync actor parameterthird-party-advisory
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.