CVE-2025-39595
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 · uneditedImproper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Quentn.com GmbH Quentn WP quentn-wp allows SQL Injection.This issue affects Quentn WP: from n/a through <= 1.2.8.
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 · moderate confidenceSQL injection vulnerability in Quentn WP plugin (versions up to 1.2.8) allows attackers to inject malicious SQL commands via unsanitized user input in database queries. The CVSS 9.3 score indicates the vulnerability is easily exploitable and can lead to complete database compromise, including unauthorized data access, modification, or deletion.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS 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
- None
- User interaction
- None
- Scope
- Changed
- Confidentiality
- High
- Integrity
- None
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
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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Verify Quentn WP plugin is installedIn WordPress admin, go to Plugins > Installed Plugins and look for 'Quentn WP' in the list. Alternatively, check the wp-content/plugins directory for a 'quentn-wp' folder.Affected if The plugin is present in the WordPress installation
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Determine installed version of Quentn WPIn WordPress admin Plugins page, click on the plugin name to view details and see the version number. Or check the main plugin file (usually quentn-wp.php) for the 'Version:' header in the plugin comments.Affected if Version number cannot be determined or is earlier than the patched version
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Compare version against affected rangeSince specific version ranges are not provided in this CVE, compare your installed version against any version publicly listed as patched by the vendor. Check the plugin page on wordpress.org for release notes or security advisories.Affected if Installed version is older than the version containing the security fix
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Identify if plugin processes user inputThe vulnerability exists in database queries using unsanitized user input. Review which Quentn WP features are active and whether any forms, search functions, or user-submitted data are handled by the plugin.Affected if The plugin is active and processes any form of user-supplied data (such as form submissions, front-end submissions, or search parameters)
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Check WordPress access logs for suspicious SQL patternsReview server access logs (usually in /wp-content/debug.log or server access logs) for unusual SQL syntax or database query patterns targeting Quentn WP endpoints, such as UNION SELECT, OR 1=1, or other SQL injection payloads.Affected if Suspicious SQL injection patterns are found in logs targeting Quentn WP URLs
If Quentn WP plugin is installed, the installed version is older than the patched version, and the plugin processes user input, the environment is likely affected by this SQL injection vulnerability.
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.
From vendor dataUpgrade to version 1.2.9 or later which should contain the fix. If upgrade is not immediately possible, disable the plugin until patched. Alternatively, implement input validation and use WordPress prepared statements ($wpdb->prepare) for all database queries to neutralize the injection vectors.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA4.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2025-39595 — 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-2025-39595 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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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
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