CVE-2026-92775

Wiki.js through 2.5.314 Server-Side Request Forgery via Image Prefetch

Published Sep 16, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Wiki.js through 2.5.314 Server-Side Request Forgery via Image Prefetch
First Time appeared Requarks
Requarks wiki.js
Weaknesses CWE-918
CPEs cpe:2.3:a:requarks:wiki.js:*:*:*:*:*:*:*:*
Vendors & Products Requarks
Requarks wiki.js
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 21, 2026, 3:48 PM
Reserved
Sep 16, 2026, 7:15 PM
Status
Awaiting Analysis
Published
Sep 16, 2026, 9:17 PM
Modified
Sep 24, 2026, 9:08 PM