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Ryan Brothers

#42108of 56,330
6.8Total CVSS
Vulnerabilities · 1
PT-2026-3698
6.8
2026-01-20
Oracle · Mysql 9.0 · CVE-2026-21948
**Name of the Vulnerable Software and Affected Versions** Oracle MySQL versions 8.0.0 through 8.0.44 Oracle MySQL versions 8.4.0 through 8.4.7 Oracle MySQL versions 9.0.0 through 9.5.0 **Description** A flaw exists in the Optimizer component of the MySQL Server product. A highly privileged attacker with network access through multiple protocols can exploit this issue to cause a denial-of-service condition, leading to hangs or frequent crashes of the MySQL Server. **Recommendations** Update Oracle MySQL to a version later than 8.0.44. Update Oracle MySQL to a version later than 8.4.7. Update Oracle MySQL to a version later than 9.5.0.