CVE-2021-26700 json
Visual Studio Code npm-script Extension Remote Code Execution Vulnerability
published 2021-02-25 5 y ago modified 2026-06-17 4 mo ago also GHSA-r84v-qff8-jv5g , EUVD-2022-5129
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 6.0%
- EPSS 6.0% chance of exploitation in 30 days, percentile 93%
- public exploits
- 0
- none known
Summary
Visual Studio Code npm-script Extension Remote Code Execution Vulnerability
Patch / fix
- microsoft npm 0.3.15
Exploit prediction
6.00% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C |
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | vscode-npm-script | >=0.0.0 |
no fix listed |
Affected products
- Microsoft Visual Studio Code - npm-script Extension
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2021-26700
web, patch, vendor-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2021-26700
advisory
-
github.com
/microsoft/vscode-npm-scripts
package
Sources
- CVE List CVE-2021-26700
- GitHub Advisory GHSA-r84v-qff8-jv5g
- NVD CVE-2021-26700
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.