Bitwarden Windows desktop application versions prior to v2023.4.0 store biometric keys in Windows Credential Manager, accessible to other l…

published 2023-06-09 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-31442

cvss: 7.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits: 0; none known

Bitwarden Windows desktop application versions prior to v2023.4.0 store biometric keys in Windows Credential Manager, accessible to other local unprivileged processes.

Patch / fix

fixed in 1

bitwarden bitwarden 2023.4.0

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 22 mo ago (2025-01-06)

Exploit prediction

0.58% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

hackerone.com https://hackerone.com/reports/1874155 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
NVD	3.1	7.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CNA	3.1	7.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Classification

Weakness

CWE-312 Cleartext Storage of Sensitive Information

References

hackerone.com /reports/1874155
exploit, issue-tracking, third-party-advisory
github.com /bitwarden/clients
product
github.com /bitwarden/clients/blob/8b5a223ad4ca0f89b6c9bcdbddef464d1755d2c0/apps/desktop/desktop_native/src/password/wind
product
github.com /bitwarden/clients/blob/8b5a223ad4ca0f89b6c9bcdbddef464d1755d2c0/apps/desktop/desktop_native/src/biometric/win
product

Sources

CVE List CVE-2023-27706
NVD CVE-2023-27706

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary