Insufficient isolation of user-supplied code in Progress MarkLogic Server
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-346.
Summary
Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 do not sufficiently isolate user-supplied code run through certain REST and XDBC evaluation paths from HTTP request, response, and session state. An attacker who can execute code through an affected path can perform unauthorized actions or compromise an authenticated session, and user interaction is required. The weakness is classified as CWE-346.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 do not sufficiently isolate user-supplied code executed through certain REST and XDBC evaluation paths from HTTP request, response, and session state. An attacker able to execute code through an affected path could perform unauthorized actions or compromise an authenticated session.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Upgrade Progress MarkLogic Server 11.x to 11.3.7 and 12.x to 12.1.0.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
- Fix · CNA MarkLogic Server (Progress Software Corporation) Fixed in 11.3.7, 12.1.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Progress Software MarkLogic Server — community.progress.com/s/article/Marklogic-Critical-Securit…
31 records Highest priority Priority MEDIUM 6 MEDIUM, 25 LOW
Other records, highest priority first
- TI-2026-71042 Improper privilege management in Progress MarkLogic Server XQuery functionsPriority MEDIUM 45
- TI-2026-71043 Improper privilege management in Progress MarkLogic Server xdmp:eval-inPriority MEDIUM 44
- TI-2026-71044 Improper privilege management in Progress MarkLogic Server backup and restorePriority MEDIUM 43
Timeline
- 2026-10-12 Threatist record created from CVE-2026-9191
- 2026-10-12 Alias added: GHSA-gr4w-j394-9q4x
- 2026-10-14 CISA SSVC decision points changed
- 2026-10-14 CISA SSVC decision points changed
References
More Progress vulnerabilities
- TI-2026-07083 Command injection in Progress LoadMaster KEVCVSS 3.1CRITICAL 9.8
- TI-2024-06182 WhatsUp Gold HasErrors SQL Injection Authentication Bypass Vulnerability KEVCVSS 3.1CRITICAL 9.8
- TI-2024-04541 WhatsUp Gold GetFileWithoutZip Directory Traversal Remote Code Execution Vulnerability KEVCVSS 3.1CRITICAL 9.8
- TI-2024-04060 Registration Authentication Bypass Vulnerability KEVCVSS 3.1CRITICAL 9.8
- TI-2024-01127 LoadMaster Pre-Authenticated OS Command Injection KEVCVSS 3.1CRITICAL 10.0
- TI-2023-20934 WS_FTP Server Ad Hoc Transfer Module .NET Deserialization Vulnerability KEVCVSS 3.1CRITICAL 10.0
Sources
- CVE-2026-9191 · CVE Program
- CVE-2026-9191 · NVD
- FIRST EPSS
- GHSA-gr4w-j394-9q4x · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences