CVE-2026-52772

medium

Description

YesWiki is a wiki system written in PHP. Prior to version 4.6.6, Bazar form-field templates still apply |raw('html') to field.label / field.hint in attribute and label-body contexts, resulting stored XSS in form renders. This issue has been patched in version 4.6.6.

References

https://github.com/YesWiki/yeswiki/security/advisories/GHSA-xc7j-3g8q-9vh4

https://github.com/YesWiki/yeswiki/releases/tag/v4.6.6

https://github.com/YesWiki/yeswiki/commit/5d1a4d07fecb0706f33e5dfbbe6ff5ef1892b2a7

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-71804

Details

Source: Mitre, NVD

Published: 2026-09-05

Updated: 2026-09-09

Risk Information

CVSS v2

Base Score: 4.7

Vector: CVSS2#AV:N/AC:L/Au:M/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00338