Bitwarden Desktop 2023.7.0 and below allows an attacker with local access to obtain sensitive information via the Bitwarden.exe process.
Conclusion & alert: CVE-2023-38840 is rated Low Risk (34.6/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.56%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 2.58% | 0.56% | -2.02% |
| 2 | 2026-06-11 | 2.43% | 2.58% | +0.16% |
| 3 | 2026-05-10 | — | 2.43% | — |
Full EPSS history (21 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.5 | 3.1 | MEDIUM |
|
1.8 | 3.6 | [email protected] |
| URL | Tags |
|---|---|
| https://github.com/bitwarden/clients/pull/5813 | Patch Third Party Advisory |
| https://github.com/bitwarden/desktop/issues/476 | Issue Tracking Third Party Advisory |
| https://github.com/markuta/bw-dump | Third Party Advisory |
| https://redmaple.tech/blogs/2023/extract-bitwarden-vault-passwords/ | Third Party Advisory |