Vulnerability Description
The Worry Proof Backup plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 0.2.4 via the backup upload functionality. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload a malicious ZIP archive with path traversal sequences to write arbitrary files anywhere on the server, including executable PHP files. This can lead to remote code execution.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/worry-proof-backup/tags/0.2.4/inc/lib
- https://plugins.trac.wordpress.org/browser/worry-proof-backup/trunk/inc/libs/upl
- https://www.wordfence.com/threat-intel/vulnerabilities/id/3ffd6ce0-2536-43a5-992
FAQ
What is CVE-2026-1311?
CVE-2026-1311 is a vulnerability with a CVSS score of 8.8 (HIGH). The Worry Proof Backup plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 0.2.4 via the backup upload functionality. This makes it possible for authenticated at...
How severe is CVE-2026-1311?
CVE-2026-1311 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-1311?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.