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Vulnerabilities

Vulnerability · CVE-2026-42994

Bitwarden CLI 2026.4.0 from 2026-04-22T21:57Z to 2026-04-22T23:30Z, when obtained from npm, had embedded malicious code.

Published May 1, 2026 · catalog updated Jun 17, 2026 · Bitwarden CLI 2026.4.0 from

Check if you run it

No confirmed exploitation is on record for CVE-2026-42994. EPSS is 0.54%. Act only if a listed version of Bitwarden CLI 2026.4.0 from is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Bitwarden CLI 2026.4.0 from).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.54%
Remediation
Not established
Affected products
cpe bitwarden/cli

Bitwarden CLI 2026.4.0 from 2026-04-22T21:57Z to 2026-04-22T23:30Z, when obtained from npm, had embedded malicious code. This is related to a Checkmarx supply chain incident.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe bitwarden/cli2026.4.0

How to fix CVE-2026-42994

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-42994. EPSS is 0.54%. Act only if a listed version of Bitwarden CLI 2026.4.0 from is installed.

Which versions are affected?

Compare what you have installed with 2026.4.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-78: OS Command Injection; CWE-94: Code Injection. EPSS 0.54%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 1, 2026 · NIST NVD

    Detected

    Bitwarden CLI 2026.4.0 from 2026-04-22T21:57Z to 2026-04-22T23:30Z, when obtained from npm, had embedded malicious code. This is related to a Checkmarx supply chain incident.

  2. Jun 17, 2026 · NIST NVD

    Updated

    Bitwarden CLI 2026.4.0 from 2026-04-22T21:57Z to 2026-04-22T23:30Z, when obtained from npm, had embedded malicious code. This is related to a Checkmarx supply chain incident.

Sources

  • CVE.orgVulnerability recordCVE-2026-42994

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-42994

    30-day exploitation probability 0.5%

    first.org
  • NIST NVDVulnerability recordCVE-2026-42994

    Bitwarden CLI 2026.4.0 from 2026-04-22T21:57Z to 2026-04-22T23:30Z, when obtained from npm, had embedded malicious code. This is related to a Checkmarx supply chain incident.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.