CVE-2026-19679
Improper Input Validation
- Published
- Aug 14, 2026
- Updated
- Aug 14, 2026
- Assigning CNA
- tenable
- Evidence observed
- Aug 25, 2026
Primary CVSS
nvd · CVSS 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XLow · next 30 days
- Percentile
- 62.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
An input validation vulnerability exists in Security Center's file upload handling, where insufficient sanitization of uploaded filenames could contribute to a downstream command injection issue.
Sources
2- POC-CVE-2026-19679Exploit
Proof-of-concept exploit for CVE-2026-19679, an insufficient filename sanitization vulnerability in audit-file upload leading to command injection. Includes differential version probe and exec mode for remote command execution.
- POC-CVE-2026-19681Exploit
Proof-of-concept exploit for authenticated command injection in file upload processing, demonstrating two-step chain via REST API with blind timing and callback-based command execution.
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