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YesWiki before 4.7.0 Stored XSS via ImageField SVG Upload

Exact source revision recorded 25 Oct 2026 15:17:04 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2026-116202

Published

YesWiki before 4.7.0 contains a stored cross-site scripting vulnerability that allows low-privilege authenticated users to upload unsanitized SVG files through the bazar ImageField class. Attackers can submit a malicious SVG via the image field of the entries API, which is served as image/svg+xml and executes script for users viewing the entry or file.

Source published
25 Oct 2026 13:20:33 UTC
Source modified
25 Oct 2026 13:20:33 UTC
Observed here
25 Oct 2026 15:17:04 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: cve-program · CVE Program Terms of Use. Source text is retained; field grouping and change labels are provided by ChangeIntel.

CVSS 4.0 · 5.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

CVSS 3.1 · 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

ChangeIntel

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Sources read 26 Oct 10:17 UTC · 272 of 272 readable · 270 fully read · documentation 467/469 current