CVE-2026-9203: CWE-918: Server-Side Request Forgery (SSRF) in Progress Software Corporation MarkLogic Server
CVE-2026-9203 is a server-side request forgery (SSRF) vulnerability in Progress Software Corporation's MarkLogic Server. It affects versions 11.0.0 and 12.0.0. The flaw allows an authenticated user with low-privileged roles to bypass protections for cloud instance metadata endpoints. Exploitation can lead to disclosure of cloud credentials and compromise of cloud resources accessible to the host instance. The vulnerability has a high severity with a CVSS score of 8.5. No official patch or remediation guidance is currently provided by the vendor.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-9203) in Progress MarkLogic Server versions 11.0.0 and 12.0.0 is a server-side request forgery (CWE-918) that enables an authenticated user with low privileges to bypass protections on cloud instance metadata endpoints. This bypass can disclose sensitive cloud credentials, potentially allowing attackers to compromise cloud resources accessible to the affected MarkLogic host. The vulnerability is rated high severity (CVSS 8.5) with network attack vector, high impact on confidentiality, integrity, and availability, and requires no user interaction. No vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation can disclose cloud credentials and compromise cloud resources accessible to the MarkLogic Server host instance. This can lead to unauthorized access and control over cloud infrastructure tied to the vulnerable server. The impact affects confidentiality, integrity, and availability of cloud resources.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to authenticated users with low-privileged roles and monitor for suspicious activity related to cloud metadata endpoint access.
CVE-2026-9203: CWE-918: Server-Side Request Forgery (SSRF) in Progress Software Corporation MarkLogic Server
Description
CVE-2026-9203 is a server-side request forgery (SSRF) vulnerability in Progress Software Corporation's MarkLogic Server. It affects versions 11.0.0 and 12.0.0. The flaw allows an authenticated user with low-privileged roles to bypass protections for cloud instance metadata endpoints. Exploitation can lead to disclosure of cloud credentials and compromise of cloud resources accessible to the host instance. The vulnerability has a high severity with a CVSS score of 8.5. No official patch or remediation guidance is currently provided by the vendor.
CVSS v3.1
Score 8.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-9203) in Progress MarkLogic Server versions 11.0.0 and 12.0.0 is a server-side request forgery (CWE-918) that enables an authenticated user with low privileges to bypass protections on cloud instance metadata endpoints. This bypass can disclose sensitive cloud credentials, potentially allowing attackers to compromise cloud resources accessible to the affected MarkLogic host. The vulnerability is rated high severity (CVSS 8.5) with network attack vector, high impact on confidentiality, integrity, and availability, and requires no user interaction. No vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation can disclose cloud credentials and compromise cloud resources accessible to the MarkLogic Server host instance. This can lead to unauthorized access and control over cloud infrastructure tied to the vulnerable server. The impact affects confidentiality, integrity, and availability of cloud resources.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to authenticated users with low-privileged roles and monitor for suspicious activity related to cloud metadata endpoint access.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ProgressSoftware
- Date Reserved
- 2026-05-21T16:33:24.765Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7360c9bf8831d539228d73
Added to database: 08/05/2026, 16:11:53 UTC
Last enriched: 08/05/2026, 16:26:39 UTC
Last updated: 08/05/2026, 16:33:53 UTC
Views: 4
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