VDB-386286 · CVE-2026-8709 · GCVE-0-2026-8709

Progress MarkLogic Server up to 11.3.5/12.0.2 REST API privileges management

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.5	$0-$5k	1.19

Summaryinfo

A vulnerability described as very critical has been identified in Progress MarkLogic Server up to 11.3.5/12.0.2. Affected is an unknown function of the component REST API. The manipulation results in privileges management. This vulnerability is identified as CVE-2026-8709. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Progress MarkLogic Server up to 11.3.5/12.0.2. It has been classified as very critical. Affected is an unknown code block of the component REST API. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is available at community.progress.com. This vulnerability is traded as CVE-2026-8709 since 05/15/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/05/2026). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Upgrading to version 11.3.6 or 12.0.3 eliminates this vulnerability.

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Productinfo

Vendor

Progress

Name

MarkLogic Server

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.5

VulDB Base Score: 9.9
VulDB Temp Score: 9.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: MarkLogic Server 11.3.6/12.0.3

Timelineinfo

05/15/2026 CVE reserved
08/05/2026 +82 days Advisory disclosed
08/05/2026 +0 days VulDB entry created
08/05/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: community.progress.com
Status: Confirmed

CVE: CVE-2026-8709 (🔒)
GCVE (CVE): GCVE-0-2026-8709
GCVE (VulDB): GCVE-100-386286

Entryinfo

Created: 08/05/2026 19:13
Changes: 08/05/2026 19:13 (54)
Complete: 🔍
Cache ID: 216::103