---
id: CVE-2026-116211
title: >-
  YesWiki 4.5.0 before 4.7.0 SQL Injection via date_maj_fiche in Bazar entry
  create
summary: >-
  YesWiki 4.5.0 before 4.7.0 contains an SQL injection vulnerability in
  PageManager::save(), where the date_maj_fiche field of a Bazar entry-creation
  request is concatenated unescaped into an INSERT statement. Unauthenticated
  attackers on …
severity: high
cvss: 8.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-89
vendor: YesWiki
product: yeswiki
affected:
  - yeswiki >= 4.5.0 < 4.7.0
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-10-29T20:04:51.797052Z'
exploitAvailable: true
published: '2026-10-25'
updated: '2026-10-29'
sourceUpdated: '2026-10-29T20:05:15.421Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-116211'
references:
  - url: 'https://github.com/YesWiki/yeswiki/security/advisories/GHSA-wjf7-hrf3-9gcx'
    label: GitHub Security Advisory (GHSA-wjf7-hrf3-9gcx)
  - url: >-
      https://www.vulncheck.com/advisories/yeswiki-4.5.0-before-4.7.0-sql-injection-via-date-maj-fiche-in-bazar-entry-create
    label: >-
      VulnCheck Advisory: YesWiki 4.5.0 before 4.7.0 SQL Injection via
      date_maj_fiche in Bazar entry create
tags:
  - cve.org
  - exploit-available
epss: 0.00293
epssPercentile: 0.22021
ingestedAt: '2026-10-25T22:08:29.938Z'
---

## Overview

YesWiki 4.5.0 before 4.7.0 contains an SQL injection vulnerability in PageManager::save(), where the date_maj_fiche field of a Bazar entry-creation request is concatenated unescaped into an INSERT statement. Unauthenticated attackers on default installs can inject a sub-SELECT against wiki_users to exfiltrate password hashes.

## Affected

- `yeswiki >= 4.5.0 < 4.7.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.