Mastodon · Tootdon For Mastodon · CVE-2019-5961
**Name of the Vulnerable Software and Affected Versions**
Tootdon for Mastodon versions 3.4.1 and earlier
**Description**
The issue allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate because the Android App does not verify X.509 certificates from SSL servers.
**Recommendations**
For versions 3.4.1 and earlier, update to a version that verifies X.509 certificates from SSL servers to prevent man-in-the-middle attacks.