CVE-2026-7783
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 · uneditedA flaw has been found in CodeCanyon Perfex CRM up to 3.4.1. This vulnerability affects the function AbstractKanban::applySortQuery of the file application/services/AbstractKanban.php of the component Admin Kanban Endpoint. This manipulation of the argument this causes sql injection. It is possible to initiate the attack remotely. The exploit has been published and may be used.
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 Perfex CRM's Kanban component allows remote attackers to inject malicious SQL via the applySortQuery function in AbstractKanban.php by manipulating the 'this' argument.
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
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/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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Identify Perfex CRM installationLocate the Perfex CRM installation directory on your web server. Look for the main index.php file or the 'application' folder typical of Perfex CRM deployments.Affected if Perfex CRM is not installed on this system.
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Determine installed Perfex CRM versionCheck the version file or database configuration. Common locations include a version.php file in the root or application directory, or check the database for version records. Compare against affected version range (versions prior to the fix in 3.4.1).Affected if The installed version is prior to the patched version and matches the affected product range.
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Verify Kanban module is enabledLog into Perfex CRM as an administrator and navigate to the Kanban functionality (typically found in projects, tasks, or leads modules). Confirm the module is accessible and functional.Affected if The Kanban component is enabled and accessible to users.
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Locate vulnerable applySortQuery functionIn the Perfex CRM installation directory, navigate to application/libraries/Kanban/AbstractKanban.php and inspect the applySortQuery method for the 'this' parameter handling without parameterized queries.Affected if The vulnerable code pattern (direct use of the 'this' parameter in SQL without sanitization) exists in the function.
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Check application accessibilityDetermine if the Perfex CRM web interface is exposed to network access. Test HTTP/HTTPS access to the Kanban endpoints.Affected if The application is accessible remotely without proper network segmentation.
You are affected if Perfex CRM is installed with a version prior to the patched release (3.4.1), the Kanban module is enabled, and the vulnerable applySortQuery function in AbstractKanban.php contains unsanitized input handling for the 'this' parameter.
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 the latest version of Perfex CRM (beyond 3.4.1) which contains the patched code, or implement proper input validation and parameterized queries in the affected applySortQuery function.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2026-7783 — 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-2026-7783 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
- No weaponised exploit code, or anything meant to cause harm
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