Improper certificate validation in Tsukurito, Inc. Android App 'Tootdon for Mastodon'
Priority LOW 33CWE-295Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-295.
Summary
The Android App 'Tootdon for Mastodon' version 3.4.1 and earlier does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Why it matters now
EPSS 0.00643 51st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Tsukurito, Inc. | Android App 'Tootdon for Mastodon' | up to 3.4.1 | — | No fix listed | CNA |
- Android App 'Tootdon for Mastodon' VendorTsukurito, Inc. Affected up to 3.4.1 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mastodon-tootdon:tootdon_for_mastodon:*:*:*:*:*:android:*:* | up to 3.4.1 | Vulnerable | Mastodon-tootdon |
- cpe:2.3:a:mastodon-tootdon:tootdon_for_mastodon:*:*:*:*:*:android:*:* Versions up to 3.4.1 Vulnerable ·Mastodon-tootdon
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-5961
- 2026-10-03 Alias added: GHSA-6jvh-7frh-6572
- 2026-10-21 EPSS moved to the 50th–90th percentile
References
Sources
- CVE-2019-5961 · CVE Program
- CVE-2019-5961 · NVD
- FIRST EPSS
- GHSA-6jvh-7frh-6572 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences