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{"bugzilla": {"description": "mysql: DML unspecified vulnerability (CPU Apr 2026)", "id": "2460331", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2460331"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-770", "details": ["Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.0.0-8.0.45. 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 ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server."], "name": "CVE-2026-34293", "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-2026-34293\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-34293\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": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[8.0.0,8.0.45]"}}], "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": "2026-04-27T19:33:38.433690+00:00", "value": {"mitigation_remediation": ["Apply the latest Oracle MySQL Server security patch that fixes the DML crash issue", "Restrict network access to the MySQL instance using firewall rules and only allow trusted hosts or VPN connections", "Continuously monitor MySQL error logs and service status to detect unexpected crashes and intervene promptly"], "summary": {"action": "Patch", "impact": "Denial of Service"}, "threat_synthesis": {"affected_systems": "Affected systems: Oracle MySQL Server versions 8.0.0 through 8.0.45 are impacted. The vulnerability applies to all installations of these releases that use network access via standard MySQL protocols.", "description_and_impact": "A flaw exists in the DML component of Oracle MySQL Server that can be triggered by an attacker who has high privileges and network access. The vulnerability allows the attacker to send crafted commands that cause the server process to hang or crash repeatedly, resulting in a denial of service. Based on the description, it appears that the weakness involves uncontrolled data manipulation that can trigger a crash, without directly affecting confidentiality or integrity.", "risk_and_exploitability": "Risk and exploitability: The CVSS 3.1 base score of 4.9 indicates a moderate severity focused on availability. The EPSS score of < 1% indicates that the likelihood of exploitation is very low. The absence from CISA\u2019s KEV catalog might indicate no known large\u2011scale exploitation, but this is inferred. The attacker must be able to connect to the MySQL instance over the network and submit malicious DML statements. Based on the description, this would be relatively easy for an insider or compromised host; it is inferred that external attackers could also exploit if the database is exposed to the internet."}}}}, "created": "2026-04-22T02:30:05.478920+00:00", "updated": "2026-04-27T19:45:11.334096+00:00", "vendors": ["oracle", "oracle$PRODUCT$mysql_server"]}