Out-of-Bounds Write Vulnerability in Progress MarkLogic Server
CVE-2026-85969

7.1HIGH

Key Information:

Vendor

Progress Software
Status
Marklogic Server
Vendor
CVE Published:
12 October 2026

What is CVE-2026-85969?

Progress MarkLogic Server versions 11.x prior to 11.3.7 and 12.x before 12.1.0 are affected by an out-of-bounds write vulnerability within specific language-processing functions. This flaw allows a remote authenticated attacker to exploit the vulnerability, potentially leading to server instability and unauthorized modifications of data.

Affected Version(s)

MarkLogic Server 11.0.0 < 11.3.7

MarkLogic Server 12.0.0 < 12.1.0

References

https://community.progress.com/s/article/Marklogic-Critic...
vendor-advisory

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.