What is CVE-2026-60104?

CVE-2026-60104 is a high-severity vulnerability in Bitwarden Server, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.7/10. Published 2026-07-08.

How severe is CVE-2026-60104?

High severity. CVSS v3 base score is 8.7 out of 10.

Auth bypass in Bitwarden Server

CVE-2026-60104

Bitwarden Server before 2026.6.0 does not verify that the email in a POST /auth-requests/admin-request body belongs to the authenticated caller, allowing a low-privileged organization member to obtain another user's vault key and a victim-…

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N.

Affected products

Bitwarden Server — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

disclosure@vulncheck.com (technical-description, exploit)
disclosure@vulncheck.com (release-notes)
disclosure@vulncheck.com (issue-tracking)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-60104?: CVE-2026-60104 is a high-severity vulnerability in Bitwarden Server, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.7/10. Published 2026-07-08.
How severe is CVE-2026-60104?: High severity. CVSS v3 base score is 8.7 out of 10.