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    "cveMetadata": {
        "cveId": "CVE-2026-32327",
        "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "state": "PUBLISHED",
        "assignerShortName": "apache",
        "dateReserved": "2026-03-12T08:57:52.096Z",
        "datePublished": "2026-08-06T14:32:43.526Z",
        "dateUpdated": "2026-08-06T21:56:07.488Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "packageName": "APR-util",
                    "product": "Apache Portable Runtime Utility",
                    "vendor": "Apache Software Foundation",
                    "versions": [
                        {
                            "lessThanOrEqual": "1.6.3",
                            "status": "affected",
                            "version": "0",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Younghyo Cho @ CISLab, SeoulTech"
                },
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "4ra1n, pyn3rd and unam4"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "A bug in APR-util version 1.6.3 (and earlier) allows a stack recursion attack against any library consumer which parses XML from untrusted sources and uses the&nbsp;apr_xml_quote_elem() function.<br><br>Users are recommended to upgrade to version 1.6.4, which fixes this issue."
                        }
                    ],
                    "value": "A bug in APR-util version 1.6.3 (and earlier) allows a stack recursion attack against any library consumer which parses XML from untrusted sources and uses the apr_xml_quote_elem() function.\n\nUsers are recommended to upgrade to version 1.6.4, which fixes this issue."
                }
            ],
            "metrics": [
                {
                    "other": {
                        "content": {
                            "text": "moderate"
                        },
                        "type": "Textual description of severity"
                    }
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            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-674",
                            "description": "CWE-674 Uncontrolled Recursion",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
                "shortName": "apache",
                "dateUpdated": "2026-08-06T14:32:43.526Z"
            },
            "references": [
                {
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://lists.apache.org/thread/hq27vj8yfno9tkwv0fpj6jksfzgxvth1"
                }
            ],
            "source": {
                "discovery": "EXTERNAL"
            },
            "timeline": [
                {
                    "lang": "en",
                    "time": "2026-03-07T07:11:00.000Z",
                    "value": "Report received"
                },
                {
                    "lang": "en",
                    "time": "2026-08-06T12:00:00.000Z",
                    "value": "fixed in 1.6.x by r1936815"
                },
                {
                    "lang": "en",
                    "time": "2026-08-06T12:58:00.000Z",
                    "value": "1.6.4 released"
                }
            ],
            "title": "Apache Portable Runtime Utility: apr-util XML stack recursion crash",
            "x_generator": {
                "engine": "Vulnogram 0.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 9.1,
                            "attackVector": "NETWORK",
                            "baseSeverity": "CRITICAL",
                            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
                            "integrityImpact": "NONE",
                            "userInteraction": "NONE",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "NONE",
                            "confidentialityImpact": "HIGH"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-08-06T17:46:05.943190Z",
                                "id": "CVE-2026-32327",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
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                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-08-06T17:46:13.272Z"
                }
            },
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "http://www.openwall.com/lists/oss-security/2026/08/06/9"
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}