What is GHSA-jp3p-vmv4-q5ff?

GHSA-jp3p-vmv4-q5ff is a security advisory published by GitHub Security Advisories with High severity. Navigating to a certain URL on the switch’s web server causes the switch to reboot. This can be...

Which CVE IDs does GHSA-jp3p-vmv4-q5ff cover?

GHSA-jp3p-vmv4-q5ff covers the following CVE IDs: CVE-2026-39453. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-jp3p-vmv4-q5ff?

GHSA-jp3p-vmv4-q5ff has a CVSS v3 base score of 8.3, published by GitHub Security Advisories.

GHSA-jp3p-vmv4-q5ffHighCVSS 8.3

Navigating to a certain URL on the switch’s web server causes the switch to reboot. This can be...

Vendor

GitHub Security Advisories

Published

October 9, 2026

Last Modified

October 9, 2026

🔗 CVE IDs covered (1)

CVE-2026-39453 →

📋 Description

Navigating to a certain URL on the switch’s web server causes the switch to reboot. This can be automated using a tool like curl to create DoS conditions where the switch constantly reboots.

🔗 References (6)

https://nvd.nist.gov/vuln/detail/CVE-2026-39453
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-281-01.json
https://www.cisa.gov/news-events/ics-advisories/icsa-26-281-01
https://www.hms-networks.com
https://www.hms-networks.com/cybersecurity
https://github.com/advisories/GHSA-jp3p-vmv4-q5ff