CVE-2026-5637
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 security vulnerability has been detected in projectworlds Car Rental System 1.0. This vulnerability affects unknown code of the file /message_admin.php of the component Parameter Handler. Such manipulation of the argument Message leads to sql injection. The attack may be launched remotely. The exploit has been disclosed publicly 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 projectworlds Car Rental System 1.0's /message_admin.php file. The 'Message' parameter is not properly sanitized before being used in SQL queries, allowing remote attackers to inject arbitrary SQL code and potentially exfiltrate or manipulate database contents.
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
- Unchanged
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:N/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.
-
Confirm Car Rental System installationLocate the Car Rental System application on the server. Check for the presence of message_admin.php file in the web root or application directory.Affected if The file /message_admin.php exists in the application web directory.
-
Identify application versionCheck for version information in source files, README, or admin panel. Compare the installed version to version 1.0.Affected if The installed version is Car Rental System 1.0.
-
Examine message_admin.php source codeOpen /message_admin.php and inspect how the 'Message' parameter is handled. Look for direct insertion into SQL queries without prepared statements or sanitization functions.Affected if The Message parameter is concatenated directly into SQL queries without parameterization or input sanitization.
-
Check database user privilegesReview the database configuration file to identify what privileges the application database user has.Affected if The database user has elevated privileges (such as FILE_PRIVILEGES, administrative roles, or excessive table permissions) that could allow exfiltration or manipulation.
A user is affected if they run Car Rental System version 1.0 with the message_admin.php file accessible and the Message parameter handled without parameterized queries in the source code.
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 dataReplace dynamic SQL queries with prepared statements/parameterized queries, and implement proper input validation on the Message parameter. Additionally, apply the principle of least privilege to the database user account.
- Consultation3.0 h
- Implementation6.0 h
- Testing3.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $3,984.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-5637 — 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-2026-5637 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
Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.
A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- 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
- No spam, self-promotion, credentials, or personal data