CVE-2025-21495 json
Vulnerability in the MySQL Enterprise Firewall product of Oracle MySQL (component: Firewall).
published 2025-01-21 21 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-2485
- cvss
- 4.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 46%
- public exploits
- 0
- none known
Summary
Vulnerability in the MySQL Enterprise Firewall product of Oracle MySQL (component: Firewall). Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and 9.1.0 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Enterprise Firewall. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Enterprise Firewall. CVSS 3.1 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 21 mo ago
Exploit prediction
0.56% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.4 | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Oracle Corporation MySQL Enterprise Firewall
Classification
- Weakness
-
- CWE-770 Allocation of Resources Without Limits or Throttling
References
-
oracle.com
/security-alerts/cpujan2025.html
vendor-advisory
Sources
- CVE List CVE-2025-21495
- NVD CVE-2025-21495
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.