The Keybase app 2.13.2 for iOS provides potentially insufficient notice that it is employing a user's private key to sign a certain cryptocurrency attestation (that an address at keybase.io can be used for Stellar payments to the user), which might be incompatible with a user's personal position on the semantics of an attestation.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)