CVE-2026-104456 YesWiki - SQL Injection

YesWiki < 4.6.7 contains a second-order SQL injection caused by unescaped stored username concatenated into a read-ACL LIKE clause in AclService::updateRequestWithACL, letting attackers bypass read ACLs and read database contents, exploit requires attacker to self-register an account with crafted username.

CVSS base score 7.6 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.30% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
SQL Injection
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
Published
2 October 2026
Updated
15 October 2026
Weakness
CWE-89

Vendor fix

Update to version 4.6.7 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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