Critical severity9.8NVD Advisory· Published Mar 16, 2021· Updated Jun 17, 2026
CVE-2021-25916
CVE-2021-25916
Description
Prototype pollution vulnerability in 'patchmerge' versions 1.0.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
patchmergenpm | >= 1.0.0, < 1.0.2 | 1.0.2 |
Affected products
3- cpe:2.3:a:patchmerge_project:patchmerge:*:*:*:*:*:node.js:*:*Range: >=1.0.0,<=1.0.1
- patchmerge/patchmergedescription
Patches
Vulnerability mechanics
References
4- github.com/pjshumphreys/patchmerge/commit/5b383c537eae7a00ebd26d3f7211dac99ddecb12nvdExploitPatchThird Party AdvisoryWEB
- www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25916nvdExploitThird Party AdvisoryWEB
- github.com/advisories/GHSA-84g3-cv89-m9gmghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-25916ghsaADVISORY
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