OCTOBER 7, 2026
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Case File

CVE-2026-104456

HIGH · CVSS 7.6 EPSS 0.30% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-10-02 · Last synced 2026-10-07

CyberRota Analysis

AI-Generated

YesWiki versions prior to 4.6.7 are vulnerable to a second-order SQL injection in the AclService::updateRequestWithACL function, allowing attackers to exploit stored usernames to bypass access controls. This vulnerability enables unauthorized users to read sensitive database contents by manipulating account names during self-registration. Organizations using affected versions should prioritize patching to mitigate potential data exposure risks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-104456
Severity
HIGH
CVSS
7.6
EPSS
0.30%

Original NVD Description

YesWiki before 4.6.7 contains a second-order SQL injection vulnerability in AclService::updateRequestWithACL, where a stored username is concatenated unescaped into a read-ACL LIKE clause. Attackers can self-register an account name containing a double-quote payload, then load non-admin ACL-filtered listings to read database contents and bypass read ACLs.