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ESPOCRM-RCE-POC-CVE-2026-33656 — Authenticated RCE exploit for EspoCRM <= 9.3.3 (CVE-2026-33656) via Formula ACL bypass, path traversal, and .htaccess poisoning to achieve OS command execution. | Kitploit
Tools/GitHubGitHub/jivasecurity/espocrm-rce-poc-cve-2026-33656
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GitHubjivasecurity/espocrm-rce-poc-cve-2026-33656

ESPOCRM-RCE-POC-CVE-2026-33656

Authenticated RCE exploit for EspoCRM <= 9.3.3 (CVE-2026-33656) via Formula ACL bypass, path traversal, and .htaccess poisoning to achieve OS command execution.

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5 months agoNot yet reviewed

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EspoCRM <= 9.3.3 CVE-2026-33656 — Authenticated RCE via Formula ACL Bypass

+ Attachment sourceId Path Traversal + .htaccess Poisoning

Author : Jiva (jivasecurity.com)

Writeup : https://jivasecurity.com/writeups/espocrm-rce-cve-2026-33656

Product : EspoCRM <= 9.3.3

Auth : Admin credentials required

Impact : OS command execution

root@kitploit:~
Usage:
    ./poc.sh <base_url> <username> <password> [command]

Example:
   ./poc.sh http://192.168.5.16:8090 admin admin id
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