Unauthenticated code execution via PyFerret SPAWN expressions
Published Jan 15, 2026 · Updated Jan 15, 2026
OS command injection in NOAA PMEL Live Access Server 8 allows remote attackers to execute arbitrary OS commands via PyFerret expressions. RequestInputFilter parses request XML without rejecting its ferret expression property, allowing a SPAWN directive to reach the backend PyFerret interpreter. No authentication or user interaction is required, and commands run with the operating-system privileges assigned to the LAS Tomcat service.
Summary
What happened
OS command injection in NOAA PMEL Live Access Server 8 allows remote attackers to execute arbitrary OS commands via PyFerret expressions. RequestInputFilter parses request XML without rejecting its ferret expression property, allowing a SPAWN directive to reach the backend PyFerret interpreter. No authentication or user interaction is required, and commands run with the operating-system privileges assigned to the LAS Tomcat service.
The record
- CVE
- CVE-2025-62193
- Published
- Jan 15, 2026
- Updated
- Jan 15, 2026
- Vendor
- NOAA Pacific Marine Environmental Laboratory
- Product
- Live Access Server
- Classifications
- CWE-78, T1190, T1059.004
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jan 15, 2026CVE publishedPublication date reported by the CVE source.
- Jan 15, 2026Record updatedLatest update available in the CVE record.
Exploitability
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Is a vulnerable build present?
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- Affected versionversion=8
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What is affected?
Published CVSS scores
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Attacks
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Public exploit references
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Technologies
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Your stack
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