CVE-2025-53054
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedVulnerability 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 as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 5.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H).
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceA vulnerability in MySQL Server's InnoDB storage engine allows a high-privileged attacker with network access to cause a denial of service (hang or crash) and gain unauthorized insert, update, or delete access to some accessible data. The CVSS vector shows Low integrity impact and High availability impact.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data>= 8.0.0, <= 8.0.42>= 8.4.0, <= 8.4.6>= 9.0.0, <= 9.4.0CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- Low
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify installed MySQL Server versionRun 'SELECT VERSION();' or 'mysql --version' from the MySQL command lineAffected if The version number falls within 8.0.0-8.0.42, 8.4.0-8.4.6, or 9.0.0-9.4.0
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Confirm InnoDB storage engine is in useRun 'SHOW ENGINES;' and check that InnoDB is listed as supported, or run 'SHOW VARIABLES LIKE 'default_storage_engine';'Affected if InnoDB is the default or active storage engine (this is the default in MySQL 8.0+)
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Verify network listening statusRun 'SHOW VARIABLES LIKE 'bind_address';' and check netstat/ss output for port 3306 (or configured port) listening on non-localhost addressesAffected if MySQL is bound to 0.0.0.0 or a routable IP address rather than 127.0.0.1 or localhost only
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Review high-privilege accountsRun 'SELECT user, host, plugin FROM mysql.user WHERE plugin='mysql_native_password' OR plugin='caching_sha2_password';' and check for any unnecessary or unexpected accounts with elevated privilegesAffected if There are high-privilege accounts accessible over the network beyond those intended for administration
You are affected if your MySQL Server version is 8.0.0-8.0.42, 8.4.0-8.4.6, or 9.0.0-9.4.0 AND InnoDB is active AND the server accepts network connections from untrusted networks.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scopedApply the Oracle MySQL security patches for the affected versions (8.0.x, 8.4.x, 9.0.x-9.4.x) by upgrading to a patched version. Test thoroughly in non-production before deploying to production due to the critical nature of the database storage engine.
MySQL 8.0.43+ / 8.4.7+ / 9.4.1+ (upgrade to the next minor version beyond your current affected branch)
- 1. Identify the currently installed MySQL Server version using: `mysql --version` or `SELECT VERSION();`
- 2. Based on your current version branch, plan upgrade to the fixed release: 8.0.43+, 8.4.7+, or 9.4.1+
- 3. For MySQL 8.0.x users: Upgrade to MySQL Server 8.0.43 or later
- 4. For MySQL 8.4.x users: Upgrade to MySQL Server 8.4.7 or later
- 5. For MySQL 9.x users: Upgrade to MySQL Server 9.4.1 or later (or latest 9.x stable)
- 6. Before upgrading in production, test the upgrade in a staging environment to verify compatibility
- 7. Perform a full backup of all databases before upgrading
- 8. Review MySQL upgrade documentation for your specific version jump for any migration steps
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation4.0 h
- Implementation2.0 h
- Testing6.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-53054 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2025-53054 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Version or environment caveats, and links to real fixes
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