Authenticated code execution via .phar upload bypass
Published Oct 1, 2026 · Updated Oct 1, 2026
Unrestricted file upload in Pandora FMS from 777 onward allows remote authenticated users to execute PHP code through File Manager. File Manager's extension blacklist fails to reject .phar files, allowing uploaded PHP archives to reach execution. Exploitation requires File Manager access; the reported consequence is code execution in the server application, not an unauthenticated compromise.
Summary
What happened
Unrestricted file upload in Pandora FMS from 777 onward allows remote authenticated users to execute PHP code through File Manager. File Manager's extension blacklist fails to reject .phar files, allowing uploaded PHP archives to reach execution. Exploitation requires File Manager access; the reported consequence is code execution in the server application, not an unauthenticated compromise.
The record
- CVE
- CVE-2026-64949
- Published
- Oct 1, 2026
- Updated
- Oct 1, 2026
- Vendor
- Pandora FMS
- Product
- Pandora FMS
- Classifications
- T1505.003
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Oct 1, 2026CVE publishedPublication date reported by the CVE source.
- Oct 1, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=777
What conditions does exploitation require?
What is affected?
Published CVSS scores
No CVSS assessment is available in this record.
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Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Activity data is delayed. The latest report is Sep 28, 2026.
Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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