CVE-2026-88738

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-21 · updated 2026-09-22
Weakness: CWE-434

Description

Jazzware RT1000 Edge webUI v. 20.0.1 contains an unrestricted file upload vulnerability in the upgrade package upload functionality. An attacker with administrative privileges can upload a server-side executable file. The uploaded file is stored in a web-accessible executable location and can be accessed directly over HTTP without authentication, resulting in remote code execution.

References

https://lcybersec.notion.site/CVE-2026-88738-Unrestricted-file-upload-vulnerability-resulting-in-remote-code-execution-in-Jazzwa-3e06e8f484b5809e9eb3ffa705995d22
https://lcybersec.notion.site/CVE-2026-88738-Unrestricted-file-upload-vulnerability-resulting-in-remote-code-execution-in-Jazzwa-3e06e8f484b5809e9eb3ffa705995d22

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