Vulnerability in Cryptomator
CVE-2026-32303
Cryptomator encrypts data being stored on cloud infrastructure. Prior to version 1.19.1, an integrity check vulnerability allows an attacker to tamper with the vault configuration file leading to a man-in-the-middle vulnerability in Hub ke…
EPSS: 0.000 (6.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N.
Affected products
- Cryptomator — versions < 1.19.1
Weakness classification (CWE)
References
- https://github.com/cryptomator/cryptomator/security/advisories/GHSA-34rf-rwr3-7g43 (x_refsource_CONFIRM)
- https://github.com/cryptomator/cryptomator/pull/4179 (x_refsource_MISC)
- https://github.com/cryptomator/cryptomator/commit/6b82abcd80449a30b561d823193f9ecea542a625 (x_refsource_MISC)
- https://github.com/cryptomator/cryptomator/releases/tag/1.19.1 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-32303?
- CVE-2026-32303 is a high-severity vulnerability in Cryptomator, classified under Origin Validation Error. CVSS score: 7.6/10. Published 2026-03-20.
- How severe is CVE-2026-32303?
- High severity. CVSS v3 base score is 7.6 out of 10.