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Fencer Vulns
high 8.8

CVE-2026-41143 json

YesWiki vulnerable to authenticated SQL Injection via id_fiche in EntryManager::formatDataBeforeSave()

published 2026-04-18 6 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-28312 , GHSA-f58v-p6j9-24c2

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

YesWiki is a wiki system written in PHP. Prior to version 4.6.1, YesWiki bazar module contains a SQL injection vulnerability in tools/bazar/services/EntryManager.php at line 704. The $data['id_fiche'] value (sourced from $_POST['id_fiche']) is concatenated directly into a raw SQL query without any sanitization or parameterization. This issue has been patched in version 4.6.1.

Patch / fix

  • packagist yeswiki/yeswiki 4.6.1
  • yeswiki yeswiki 4.6.1

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
6 mo ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/YesWiki/yeswiki/security/advisories/GHSA-f58v-p6j9-24c2 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
packagist yeswiki/yeswiki
<4.6.1
4.6.1

Affected products

  • YesWiki yeswiki

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.