CVE-2026-8709: Privilege escalation in Progress MarkLogic Server REST document patch operation

Published Aug 5, 2026
·
Updated

An improper privilege management vulnerability in the REST API document patch operation of Progress MarkLogic Server before 11.3.6 and 12.0.3 allows an authenticated user with a low-privileged REST role to escalate privileges and execute privileged operations against the Security database.

Affected Software

3 affected components
Progress MarkLogic Server><11.3.6, <12.0.3
Progress MarkLogic Server<11.3.6
Progress MarkLogic Server>=12.0.0<12.0.3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Progress MarkLogic Server to a version that resolves this vulnerability.

    Fixed in 11.3.6
  2. Upgrade

    Upgrade Progress MarkLogic Server to a version that resolves this vulnerability.

    Fixed in 12.0.3

Event History

Aug 5, 2026
CVE Published
via MITRE·03:33 PM
Data Sourced
via MITRE·03:33 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:17 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-8709?

The severity of CVE-2026-8709 is rated as critical with a score of 9.9.

2

How do I fix CVE-2026-8709?

To fix CVE-2026-8709, upgrade Progress MarkLogic Server to version 11.3.6 or higher, or 12.0.3 or higher.

3

What type of vulnerability is CVE-2026-8709?

CVE-2026-8709 is a privilege escalation vulnerability in the REST API of Progress MarkLogic Server.

4

Who is affected by CVE-2026-8709?

Authenticated users with low-privileged REST roles in Progress MarkLogic Server versions before 11.3.6 and 12.0.3 are affected by CVE-2026-8709.

5

What are the potential impacts of CVE-2026-8709?

The potential impacts of CVE-2026-8709 include unauthorized access to execute privileged operations against the Security database.

Contact

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