CVE-2026-22001

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{"affected": [{"affectedData": [{"product": "MySQL Server", "vendor": "Oracle Corporation", "versions": [{"lessThanOrEqual": "8.0.45", "status": "affected", "version": "8.0.0", "versionType": "custom"}, {"lessThanOrEqual": "8.4.8", "status": "affected", "version": "8.4.0", "versionType": "custom"}, {"lessThanOrEqual": "9.6.0", "status": "affected", "version": "9.0.0", "versionType": "custom"}]}], "source": "secalert_us@oracle.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "523E15F1-A21A-4D5D-82D5-2EB73B972AD9", "versionEndIncluding": "8.0.45", "versionStartIncluding": "8.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "427409D3-F331-4EA0-BEB7-F95594E81B2B", "versionEndIncluding": "8.4.8", "versionStartIncluding": "8.4.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "3CFD5AEC-ACAB-4F9E-8668-87A0CBD186CB", "versionEndIncluding": "9.6.0", "versionStartIncluding": "9.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N)."}, {"lang": "es", "value": "Vulnerabilidad en el producto MySQL Server de Oracle MySQL (componente: Server: Information Schema). Las versiones compatibles que est\u00e1n afectadas son 8.0.0-8.0.45, 8.4.0-8.4.8 y 9.0.0-9.6.0. La vulnerabilidad f\u00e1cilmente explotable permite a un atacante con altos privilegios y acceso a la red a trav\u00e9s de m\u00faltiples protocolos comprometer MySQL Server. Los ataques exitosos de esta vulnerabilidad pueden resultar en acceso de lectura no autorizado a un subconjunto de datos accesibles de MySQL Server. Puntuaci\u00f3n base CVSS 3.1 de 2.7 (Impactos en la confidencialidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N)."}], "id": "CVE-2026-22001", "lastModified": "2026-10-26T21:10:00.170", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 2.7, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 1.4, "source": "secalert_us@oracle.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-22001", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-04-22T14:07:31.146785Z", "version": "2.0.3"}}]}, "published": "2026-04-21T21:16:25.253", "references": [{"source": "secalert_us@oracle.com", "tags": ["Vendor Advisory"], "url": "https://www.oracle.com/security-alerts/cpuapr2026.html"}], "sourceIdentifier": "secalert_us@oracle.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "mysql: Information Schema unspecified vulnerability (CPU Apr 2026)", "id": "2460275", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2460275"}, "csaw": false, "cvss3": {"cvss3_base_score": "2.7", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-538", "details": ["Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data."], "name": "CVE-2026-22001", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "mysql8.4", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "mysql", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "mysql:8.0/mysql", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "mysql:8.4/mysql", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "mysql", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "mysql:8.4/mysql", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-04-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-22001\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-22001\nhttps://www.oracle.com/security-alerts/cpuapr2026.html\nhttps://www.oracle.com/security-alerts/cpuapr2026.html#AppendixMSQL"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Oracle MySQL Critical Patch Update.", "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[8.0.0,8.0.45]"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[8.4.0,8.4.8]"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[9.0.0,9.6.0]"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "MySQL Server", "source": "cna", "vendor": "Oracle Corporation"}, "product": "mysql_server", "vendor": "oracle"}], "analysis": {"en": {"generated_at": "2026-04-28T16:14:32.157995+00:00", "value": {"mitigation_remediation": ["Apply the latest Oracle MySQL Server patch or upgrade to a release that is newer than 8.0.45, 8.4.8, or 9.6.0.", "If patching cannot be performed immediately, restrict network access to the Information Schema component or remove exposure to the component through firewall rules, and enforce strict role\u2011based access control to limit privileges.", "Verify that any custom stored procedures or user\u2011defined functions that reference the Information Schema perform proper authorization checks and consider disabling unnecessary user privileges to reduce the attack surface."], "summary": {"action": "Update", "impact": "Unauthorized Read of Sensitive Data"}, "threat_synthesis": {"affected_systems": "Oracle MySQL Server versions 8.0.0 through 8.0.45, 8.4.0 through 8.4.8, and 9.0.0 through 9.6.0 are affected. These releases allow attackers to examine sensitive information through the Information Schema.", "description_and_impact": "The vulnerability lies in the Information Schema component of Oracle MySQL Server. An attacker with high privileges and network access can read a subset of server data, leading to confidentiality compromise. The flaw is classified as an Information Exposure weakness (CWE\u2011200) and presents inadequate error handling (CWE\u2011538). The CVE description highlights that a high\u2011privileged user can exploit the flaw to obtain unauthorized data.", "risk_and_exploitability": "The CVSS base score of 2.7 indicates a low severity. The event is network\u2011based and requires a high privileged attacker with access via multiple protocol interfaces. The EPSS score is reported as <1%, indicating a very low probability of exploitation, and the vulnerability is not listed in the CISA KEV catalog, so the likelihood of exploitation remains uncertain; however the issue is described as easily exploitable, meaning that an attacker who can reach the server may use it to read protected data."}}}}, "created": "2026-04-22T02:45:05.726219+00:00", "updated": "2026-04-28T16:15:20.151318+00:00", "vendors": ["oracle", "oracle$PRODUCT$mysql_server"]}