licverifier: fail verify if accountId is missing in license metadata (#10258)

pkg/licverifier/verifier.go

@@ -64,7 +64,7 @@ func NewLicenseVerifier(pemBytes []byte) (*LicenseVerifier, error) {
 // the claim values are invalid.
 func toLicenseInfo(claims jwt.MapClaims) (LicenseInfo, error) {
 	accID, ok := claims[accountID].(float64)
-	if ok && accID <= 0 {
+	if !ok || ok && accID <= 0 {
 		return LicenseInfo{}, errors.New("Invalid accountId in claims")
 	}
 	email, ok := claims[sub].(string)