CVE-2025-53062: Oracle MySQL Server · Uncontrolled Resource Consumption
Affects Oracle MySQL ServerSource CVE Database V5
Not known to be exploited · CVSS 4.9 Medium.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 47% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 21 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Mavencom.oracle/mysqlpkg:maven/com.oracle/mysqlOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
- Restrict network access to MySQL servers by implementing strict firewall rules and network segmentation to limit exposure to trusted hosts and administrative networks only.
- Enforce the principle of least privilege by auditing and minimizing user accounts with high privileges on MySQL servers.
- Monitor MySQL server logs and system performance metrics for unusual activity or signs of resource exhaustion that could indicate exploitation attempts.
- Prepare for patch deployment by closely monitoring Oracle's security advisories and applying updates promptly once patches become available.
- Implement redundancy and failover mechanisms for MySQL services to reduce downtime impact in case of a DoS event.
- Conduct regular security reviews and penetration testing focusing on privilege escalation and resource exhaustion scenarios.
- Use network-level intrusion detection/prevention systems (IDS/IPS) to detect and block suspicious traffic targeting MySQL protocols.
- Educate administrators about the risks of high privilege misuse and enforce strong authentication and session management controls.
Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.0-8.0.43, 8.4.0-8.4.6 and 9.0.0-9.4.0. 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 ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).