How severe is CVE-2023-38840?

CVE-2023-38840 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-38840 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-38840?

CVE-2023-38840 affects Bitwarden. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-38840?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-38840 published?

CVE-2023-38840 was published on 2023-08-15 and last updated on 2026-06-17.

CVE-2023-38840

CVE-2023-38840 is a medium-severity vulnerability in Bitwarden with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Bitwarden
Published: 2023-08-15
Last modified: 2026-06-17

Description

Bitwarden Desktop 2023.7.0 and below allows an attacker with local access to obtain sensitive information via the Bitwarden.exe process.

Frequently asked questions

What is CVE-2023-38840?: Bitwarden Desktop 2023.7.0 and below allows an attacker with local access to obtain sensitive information via the Bitwarden.exe process.
How severe is CVE-2023-38840?: CVE-2023-38840 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-38840 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-38840?: CVE-2023-38840 affects Bitwarden. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-38840?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-38840 published?: CVE-2023-38840 was published on 2023-08-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:bitwarden:bitwarden:*:*:*:*:desktop:*:*:*

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