What is CVE-2026-28427?

CVE-2026-28427 is a high-severity vulnerability in Nekename Opendeck, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-03-04.

How severe is CVE-2026-28427?

High severity. CVSS v3 base score is 7.5 out of 10.

Path Traversal in Nekename Opendeck

CVE-2026-28427

OpenDeck is Linux software for your Elgato Stream Deck. Prior to 2.8.1, the service listening on port 57118 serves static files for installed plugins but does not properly sanitize path components. By including ../ sequences in the request…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.004 (34.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Nekename Opendeck — versions < 2.8.1

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2026-28427?: CVE-2026-28427 is a high-severity vulnerability in Nekename Opendeck, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-03-04.
How severe is CVE-2026-28427?: High severity. CVSS v3 base score is 7.5 out of 10.