CVE-2026-54447 GarminConnect - Information Disclosure

GarminConnect < 0.3.5 contains an information disclosure vulnerability caused by insecure file permissions on OAuth token directory and garmin_tokens.json, letting unprivileged users read tokens and access victim's Garmin Connect data, exploit requires shared host environment.

CVSS base score 8.4 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.15% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Information Disclosure
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Published
14 September 2026
Updated
15 October 2026
Weakness
CWE-732

Vendor fix

Update to version 0.3.5 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs