CVE-2024-38372Undici vulnerable to data leak when using response.arrayBuffer()
- 2.0LowCVSS base score
- 0.47%Exploitation in 30 daysEPSS · top 59% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- YesPublic exploitsa reference or SSVC says so
Description
Undici is an HTTP/1.1 client, written from scratch for Node.js. Depending on network and process conditions of a `fetch()` request, `response.arrayBuffer()` might include portion of memory from the Node.js process. This has been patched in v6.19.2.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: a proof of concept is public.
Timeline
ID reserved
By GitHub_M
- 24 days later
· 24 days later
Published
- 51 days later
· 51 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | Low2.0 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N |
| NVDNVD · Deferred | 3.1 | Low2.0 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.47% · top 59% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.0.
Affected products
Affected packages
From reviewed advisories of the GitHub Advisory Database.
References
References6
- https://github.com/nodejs/undici/security/advisories/GHSA-3g92-w8c5-73pq (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/nodejs/undici/issues/3328 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/nodejs/undici/issues/3337 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/nodejs/undici/pull/3338 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/nodejs/undici/commit/f979ec3204ca489abf30e7d20e9fee9ea7711d36 (opens in a new tab)x_refsource_MISCx_transferred
- https://security.netapp.com/advisory/ntap-20240828-0009/ (opens in a new tab)
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)
- EUVD EUVD-2024-2235 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-3g92-w8c5-73pq (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2024-38372)Record last updated .