CVE-2026-44642 Piwigo - SQL Injection

Piwigo < 16.4.0 contains a SQL injection caused by improper escaping of unauthenticated usernames in upgrade authentication queries, letting unauthenticated attackers execute unauthorized database upgrades, exploit requires pending database upgrades.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
1.29% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
SQL Injection
Impact
Data Tampering, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
25 September 2026
Updated
15 October 2026
Weakness
CWE-89

Vendor fix

Update to version 16.4.0 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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