Authenticated command execution via unescaped ffmpegBin value
Published May 17, 2026 · Updated May 17, 2026
Command injection in KodCloud KodBox 1.0 through 1.64 allows remote authenticated users to execute OS commands via ffmpegBin. The fileThumb plugin's parseVideoInfo function passes the configurable ffmpeg executable value directly into shell_exec while escaping only the video path. Low-privileged access and video-preview processing are required; injected commands run with the KodBox service account's operating-system permissions.
Summary
What happened
Command injection in KodCloud KodBox 1.0 through 1.64 allows remote authenticated users to execute OS commands via ffmpegBin. The fileThumb plugin's parseVideoInfo function passes the configurable ffmpeg executable value directly into shell_exec while escaping only the video path. Low-privileged access and video-preview processing are required; injected commands run with the KodBox service account's operating-system permissions.
The record
- CVE
- CVE-2026-8753
- Published
- May 17, 2026
- Updated
- May 17, 2026
- Vendor
- kalcaddle
- Product
- KodBox
- Classifications
- CWE-77, CWE-74, T1059
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- May 17, 2026CVE publishedPublication date reported by the CVE source.
- May 17, 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?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=1.0
- Affected versionversion=1.1
- Affected versionversion=1.10
- Affected versionversion=1.11
- Affected versionversion=1.12
- Affected versionversion=1.13
- Affected versionversion=1.14
- Affected versionversion=1.15
- Affected versionversion=1.16
- Affected versionversion=1.17
- Affected versionversion=1.18
- Affected versionversion=1.19
- Affected versionversion=1.2
- Affected versionversion=1.20
- Affected versionversion=1.21
- Affected versionversion=1.22
- Affected versionversion=1.23
- Affected versionversion=1.24
- Affected versionversion=1.25
- Affected versionversion=1.26
- Affected versionversion=1.27
- Affected versionversion=1.28
- Affected versionversion=1.29
- Affected versionversion=1.3
- Affected versionversion=1.30
- Affected versionversion=1.31
- Affected versionversion=1.32
- Affected versionversion=1.33
- Affected versionversion=1.34
- Affected versionversion=1.35
- Affected versionversion=1.36
- Affected versionversion=1.37
- Affected versionversion=1.38
- Affected versionversion=1.39
- Affected versionversion=1.4
- Affected versionversion=1.40
- Affected versionversion=1.41
- Affected versionversion=1.42
- Affected versionversion=1.43
- Affected versionversion=1.44
- Affected versionversion=1.45
- Affected versionversion=1.46
- Affected versionversion=1.47
- Affected versionversion=1.48
- Affected versionversion=1.49
- Affected versionversion=1.5
- Affected versionversion=1.50
- Affected versionversion=1.51
- Affected versionversion=1.52
- Affected versionversion=1.53
- Affected versionversion=1.54
- Affected versionversion=1.55
- Affected versionversion=1.56
- Affected versionversion=1.57
- Affected versionversion=1.58
- Affected versionversion=1.59
- Affected versionversion=1.6
- Affected versionversion=1.60
- Affected versionversion=1.61
- Affected versionversion=1.62
- Affected versionversion=1.63
- Affected versionversion=1.64
- Affected versionversion=1.7
- Affected versionversion=1.8
- Affected versionversion=1.9
What conditions does exploitation require?
What is affected?
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.
Weakness, pattern, technique
Public exploit references
- Vulnplus ffmpegBin command-injection proof of conceptproof of concept · unverified
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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