CVE-2026-88416 MCMS - SQL Injection

MCMS 6.1.1 through 6.2.1 contains a sql injection caused by improper sanitization in the custom model/form import feature, letting attackers execute arbitrary SQL commands remotely, exploit requires crafted input.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.32% chance of exploitation in 30 days
View the NVD record ↗

Details

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

Vendor fix

Upgrade to a version later than 6.2.1 or the latest available version.

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

← All CVEs