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    "cveMetadata": {
        "cveId": "CVE-2026-25854",
        "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "state": "PUBLISHED",
        "assignerShortName": "apache",
        "dateReserved": "2026-02-06T16:25:11.569Z",
        "datePublished": "2026-04-09T19:13:13.529Z",
        "dateUpdated": "2026-04-10T18:22:34.359Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "product": "Apache Tomcat",
                    "vendor": "Apache Software Foundation",
                    "versions": [
                        {
                            "lessThanOrEqual": "11.0.18",
                            "status": "affected",
                            "version": "11.0.0-M1",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "10.1.52",
                            "status": "affected",
                            "version": "10.1.0-M1",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "9.0.115",
                            "status": "affected",
                            "version": "9.0.0.M23",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "8.5.100",
                            "status": "affected",
                            "version": "8.5.30",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "7.0.109",
                            "status": "unaffected",
                            "version": "0",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "gregk4sec (https://github.com/gregk4sec)"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "<p>Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve.</p><p>This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M23 through 9.0.115, from 8.5.30 through 8.5.100.<br>Other, unsupported versions may also be affected</p><p>Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.</p>"
                        }
                    ],
                    "value": "Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M23 through 9.0.115, from 8.5.30 through 8.5.100.\nOther, unsupported versions may also be affected\n\nUsers are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue."
                }
            ],
            "metrics": [
                {
                    "other": {
                        "content": {
                            "text": "low"
                        },
                        "type": "Textual description of severity"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-601",
                            "description": "CWE-601 URL Redirection to Untrusted Site ('Open Redirect')",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
                "shortName": "apache",
                "dateUpdated": "2026-04-09T19:13:13.529Z"
            },
            "references": [
                {
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://lists.apache.org/thread/ghct3b6o74bp2vm7q875s1zh0dqrz3h0"
                }
            ],
            "source": {
                "discovery": "EXTERNAL"
            },
            "title": "Apache Tomcat: Occasionally open redirect",
            "x_generator": {
                "engine": "Vulnogram 0.2.0"
            }
        },
        "adp": [
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "http://www.openwall.com/lists/oss-security/2026/04/09/21"
                    }
                ],
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2026-04-09T23:15:47.041Z"
                }
            },
            {
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "CHANGED",
                            "version": "3.1",
                            "baseScore": 6.1,
                            "attackVector": "NETWORK",
                            "baseSeverity": "MEDIUM",
                            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
                            "integrityImpact": "LOW",
                            "userInteraction": "REQUIRED",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "NONE",
                            "privilegesRequired": "NONE",
                            "confidentialityImpact": "LOW"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-04-10T18:21:57.176392Z",
                                "id": "CVE-2026-25854",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-04-10T18:22:34.359Z"
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