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        "assignerOrgId": "f9fea0b6-671e-4eea-8fde-31911902ae05",
        "state": "PUBLISHED",
        "assignerShortName": "ProgressSoftware",
        "dateReserved": "2026-05-21T15:14:35.319Z",
        "datePublished": "2026-08-05T15:34:58.636Z",
        "dateUpdated": "2026-08-07T03:55:28.510Z"
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                "shortName": "ProgressSoftware",
                "dateUpdated": "2026-08-05T15:34:58.636Z"
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            "title": "HTTP request smuggling in Progress MarkLogic Server",
            "problemTypes": [
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                            "lang": "en",
                            "cweId": "CWE-444",
                            "description": "CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')",
                            "type": "CWE"
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                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "HTTP Request Smuggling"
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                    ]
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            "affected": [
                {
                    "vendor": "Progress Software Corporation",
                    "product": "MarkLogic Server",
                    "versions": [
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                            "status": "affected",
                            "version": "11.0.0",
                            "lessThan": "11.3.6",
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                            "version": "12.0.0",
                            "lessThan": "12.0.3",
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                    "value": "An HTTP request smuggling vulnerability in the HTTP App Server of Progress MarkLogic Server before 11.3.6 and 12.0.3 allows a remote attacker to bypass authentication and authorization checks, hijack a legitimate user's session, or capture credentials. The vulnerability occurs when a crafted HTTP request containing both Content-Length and Transfer-Encoding headers causes a reverse proxy and MarkLogic Server to interpret request boundaries differently.",
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            "references": [
                {
                    "url": "https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-August-2026",
                    "tags": [
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                        "version": "3.1",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "NONE",
                        "baseSeverity": "CRITICAL",
                        "baseScore": 9.1,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"
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            "workarounds": [
                {
                    "lang": "en",
                    "value": "Do not expose MarkLogic HTTP App Servers directly to untrusted networks. Configure a reverse proxy or web application firewall to reject requests that contain both Content-Length and Transfer-Encoding headers, and restrict access to trusted networks until the update can be applied.",
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                            "value": "<p>Do not expose MarkLogic HTTP App Servers directly to untrusted networks. Configure a reverse proxy or web application firewall to reject requests that contain both Content-Length and Transfer-Encoding headers, and restrict access to trusted networks until the update can be applied.</p>"
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                    ]
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                            "content": {
                                "timestamp": "2026-08-06T00:00:00+00:00",
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