CVE-2026-85976
Received Received - Intake

Progress MarkLogic Server HTTP Response Splitting in Query Console

Publication date: 2026-10-12

Last updated on: 2026-10-12

Assigner: Progress Software Corporation

Description
Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 do not sufficiently sanitize input used by the Query Console file-exploration endpoint, which could allow HTTP response splitting and unintended client-side response handling.

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Meta Information

Published
2026-10-12
Last Modified
2026-10-12
Generated
2026-10-12
AI Q&A
2026-10-12
EPSS Evaluated
N/A
NVD
CVE-2026-85976
EUVD
EUVD-2026-97573

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
Progress Software Corporation MarkLogic Server 11.0.0
Progress Software Corporation MarkLogic Server 12.0.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-113 The product receives data from an HTTP agent/component (e.g., web server, proxy, browser, etc.), but it does not neutralize or incorrectly neutralizes CR and LF characters before the data is included in outgoing HTTP headers.

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Executive Summary

This vulnerability affects Progress MarkLogic Server versions before 12.1.0 and 11.3.7. It involves insufficient input sanitization in the Query Console file-exploration endpoint, enabling HTTP response splitting and unintended client-side response handling.

Impact Analysis

An attacker could exploit this to manipulate HTTP responses, potentially leading to phishing attacks, session hijacking, or unauthorized data access. Users may see unexpected content or be redirected to malicious sites.

Compliance Impact

This vulnerability could lead to unauthorized data exposure or manipulation, violating GDPR's data protection principles or HIPAA's security requirements for protected health information.

Mitigation Strategies

Upgrade Progress MarkLogic Server to version 12.1.0 or later if using 12.x, or to version 11.3.7 or later if using 11.x. This addresses the insufficient input sanitization in the Query Console file-exploration endpoint.

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