CVE-2023-5727

Summary

The executable file warning was not presented when downloading .msix, .msixbundle, .appx, and .appxbundle files, which can run commands on a user's computer.
Note: This issue only affected Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

Affected Software

VendorProductVersion RangeStatus
MozillaFirefoxunspecified < 119affected
MozillaFirefox ESRunspecified < 115.4affected
MozillaThunderbirdunspecified < 115.4.1affected

Weaknesses

  • Download Protections were bypassed by .msix, .msixbundle, .appx, and .appxbundle files on Windows

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

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

References