CVE-2026-105224
YesWiki before 4.6.7 Stored XSS via Bazar valeur Action
- State
- Published
- Severity
- 5.1 Medium
- Published
- Oct 4, 2026
- Updated
- Oct 5, 2026
- Reserved
- Oct 4, 2026
Description
YesWiki before 4.6.7 contains a cross-site scripting vulnerability in the Bazar valeur action that allows page editors to inject script by rendering unescaped HTML fetched from a remote URL. Attackers can point tools/bazar/actions/valeur.php at a controlled server returning BAZ_fiche_titre markup with an img onerror handler, executing script in every viewer's browser.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.1 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N | VulnCheck |
| 3.1 | 5.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N | VulnCheck |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
yeswikiYesWiki |
|
References
- GitHub Security Advisory (GHSA-6rvf-7pwm-6j44)vendor-advisory
- Patch Commitpatch
- VulnCheck Advisory: YesWiki before 4.6.7 Stored XSS via Bazar valeur Actionthird-party-advisory
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