Vulnerability Description
Cryptomator for Android offers multi-platform transparent client-side encryption for files in the cloud. Prior to version 1.12.3, an integrity check vulnerability allows an attacker tamper with the vault configuration file leading to a man-in-the-middle vulnerability in Hub key loading mechanism. Before this fix, the client trusted endpoints from the vault config without host authenticity checks, which could allow token exfiltration by mixing a legitimate auth endpoint with a malicious API endpoint. Impacted are users unlocking Hub-backed vaults with affected client versions in environments where an attacker can alter the vault.cryptomator file. This issue has been patched in version 1.12.3.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cryptomator | Cryptomator | <= 1.12.2 |
| Android | All versions |
Related Weaknesses (CWE)
References
- https://github.com/cryptomator/android/releases/tag/1.12.3Release Notes
- https://github.com/cryptomator/android/security/advisories/GHSA-876q-q3mm-fcvjVendor Advisory
FAQ
What is CVE-2026-32317?
CVE-2026-32317 is a vulnerability with a CVSS score of 7.6 (HIGH). Cryptomator for Android offers multi-platform transparent client-side encryption for files in the cloud. Prior to version 1.12.3, an integrity check vulnerability allows an attacker tamper with the va...
How severe is CVE-2026-32317?
CVE-2026-32317 has been rated HIGH with a CVSS base score of 7.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-32317?
Check the references section above for vendor advisories and patch information. Affected products include: Cryptomator Cryptomator, Google Android.