CVE-2026-46509
@ranfdev/deepobj has a Prototype Pollution vulnerability
8.2
HIGH
CVSS 3.1
EPSS 0.06%
Description
### Impact Prototype pollution is possible when property paths contain `__proto__`/`constructor`/`prototype`. The property path must not be exposed as user input.
How to fix CVE-2026-46509
To remediate CVE-2026-46509, upgrade the affected package to a fixed version below.
- npm/@ranfdev/deepobj—upgrade to 1.0.3 or later
Is CVE-2026-46509 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.0.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L |