CVE-2026-85956 Progress MarkLogic Server - Broken Access Control

Progress MarkLogic Server 12.x < 12.1.0 and 11.x < 11.3.7 contain a broken access control vulnerability caused by improper authorization checks in backup and restore operations, letting remote attackers with delegated database-administrator privileges access or modify security-critical data outside authorized scope.

CVSS base score 9.6 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.31% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Data Tampering, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Published
12 October 2026
Updated
15 October 2026
Weakness
CWE-269

Vendor fix

Upgrade to version 12.1.0 for 12.x releases and 11.3.7 for 11.x releases 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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