Back
CVE-2016-3956
The CLI in npm before 2.15.1 and 3.x before 3.8.3, as used in Node.js 0.10 before 0.10.44, 0.12 before 0.12.13, 4 before 4.4.2, and 5…
High7.5EPSS 5.5%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The CLI in npm before 2.15.1 and 3.x before 3.8.3, as used in Node.js 0.10 before 0.10.44, 0.12 before 0.12.13, 4 before 4.4.2, and 5 before 5.10.0, includes bearer tokens with arbitrary requests, which allows remote HTTP servers to obtain sensitive information by reading Authorization headers.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 5.5% · top 7.3% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
References (6)
- https://github.com/npm/npm/issues/8380 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/npm/npm/commit/f67ecad59e99a03e5aad8e93cd1a086ae087cb29 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www-01.ibm.com/support/docview.wss?uid=swg21980827 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/npm/npm/commit/fea8cc92cee02c720b58f95f14d315507ccad401 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://blog.npmjs.org/post/142036323955/fixing-a-bearer-token-vulnerability (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://nodejs.org/en/blog/vulnerability/npm-tokens-leak-march-2016/ (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-m5h6-hr3q-22h5 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .