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CVE-2022-24802
Prototype Pollution in deepmerge-ts
High8.1EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- GitHub_M
Description
deepmerge-ts is a typescript library providing functionality to deep merging of javascript objects. deepmerge-ts is vulnerable to Prototype Pollution via file deepmerge.ts, function defaultMergeRecords(). This issue has been patched in version 4.0.2. There are no known workarounds for this issue.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | High8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.
Weakness
Affected products
- affected < 4.0.2
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npmdeepmerge-tsGHSA-r9w3-g83q-m6hq (opens in a new tab)
References (3)
- https://github.com/RebeccaStevens/deepmerge-ts/security/advisories/GHSA-r9w3-g83q-m6hq (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/RebeccaStevens/deepmerge-ts/commit/b39f1a93d9e1c3541bd2fe159fd696a16dbe1c72 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/RebeccaStevens/deepmerge-ts/commit/d637db7e4fb2bfb113cb4bc1c85a125936d7081b (opens in a new tab)x_refsource_MISCx_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-r9w3-g83q-m6hq (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-24802)Record last updated .