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CVE-2026-116202

YesWiki before 4.7.0 Stored XSS via ImageField SVG Upload

MEDIUM
5.4
CVSS Score
Published: October 25, 2026 at 01:20 PM UTC
Updated: October 25, 2026 at 02:17 PM UTC
1 product affected across 1 vendorYesWiki

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.1%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

YesWiki· Yeswiki
90%
All versions
Vendor states this is fixed in 4.7.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory
Source: cverecord
https://github.com/YesWiki/yeswiki/security/advisories/GHSA-c5q6-7233-3v6g
Third Party Advisory
Source: cverecord
https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-stored-xss-via-imagefield-svg-upload

CVSS

5.4MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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