CVE-2026-85958 Progress MarkLogic Server - Authentication Bypass

Progress MarkLogic Server < 12.1.0 and < 11.3.7 contain an authentication validation weakness caused by improper token validation, letting attackers gain unauthorized access, exploit requires crafted token usage.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.29% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Published
12 October 2026
Updated
15 October 2026
Weakness
CWE-287

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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