CVE-2025-67886 - Vulnerability Analysis

Overview

Bitrix24 through 25.100.300 contains a remote code execution caused by upload and execution of PHP and .htaccess files by actors with SOURCE/WRITE permissions in the Translate Module, letting attackers execute arbitrary code remotely, exploit requires SOURCE/WRITE permissions.

Severity & Score

Impact

Attackers with SOURCE/WRITE permissions can execute arbitrary code remotely, potentially leading to full system compromise.

Mitigation

Update to the latest version beyond 25.100.300 or apply vendor recommended mitigations.

References

• https://www.bitrix24.com/self-hosted/
• http://seclists.org/fulldisclosure/2025/Dec/21
• https://dev.1c-bitrix.ru/api_help/translate/index.php
• https://dev.1c-bitrix.ru/learning/course/?COURSE_ID=43&LESSON_ID=3055
• https://karmainsecurity.com/pocs/CVE-2025-67886.php
• https://seclists.org/fulldisclosure/2025/Dec/21

Related Resources

• Vulnerability Intelligence Dashboard
• Credential Scanner