CVE-2026-28427

Summary

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 path, an attacker can traverse outside the intended directory and read any file OpenDeck can access. This vulnerability is fixed in 2.8.1.

Affected Software

Weaknesses

• CWE-22: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
• CWE-24: CWE-24: Path Traversal: '../filedir'

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/nekename/OpenDeck/security/advisories/GHSA-4974-g27q-h5m8
• https://github.com/nekename/OpenDeck/commit/488a52050017e95a72ba448226ac5e19a20dd9ed

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