CVE-2026-92775 | BDVDB-2026-375489 Detail
requarksWiki.js
Description#
Wiki.js through 2.5.314 contains a server-side request forgery vulnerability in the Image Prefetch renderer that fetches arbitrary URLs without protocol, host, or address validation. Attackers with page editing permissions can inject img elements with the prefetch-candidate class to make the server request internal services and cloud metadata endpoints, with responses returned to the attacker.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: network.
Weaknesses#
- CWE-918 Server-Side Request Forgery (SSRF)
References#
- https://github.com/geo-chen/oss/blob/main/wiki.md#finding-2-server-side-request-forgery-via-the-image-prefetch-renderer-no-urlhost-validation-on-fetched-image-src
- https://github.com/requarks/wiki/blob/v2.5.314/server/modules/rendering/html-image-prefetch/renderer.js#L1-L21
- https://github.com/requarks/wiki
- https://www.vulncheck.com/advisories/wiki-js-through-2.5.314-server-side-request-forgery-via-image-prefetch
Exploit#
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.