CVE-2026-46509 — HIGH (8.2)

Vulnerability Description

deepobj provides get, set, delete deep objects in javascript. Prior to 1.0.3, prototype pollution is possible when property paths contain __proto__/constructor/prototype. The property path must not be exposed as user input. This vulnerability is fixed in 1.0.3.

CVSS Score

8.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

LOW

Related Weaknesses (CWE)

CWE-1321

References

https://github.com/ranfdev/deepobj/security/advisories/GHSA-x7q7-fchv-8h2j

FAQ

What is CVE-2026-46509?

CVE-2026-46509 is a vulnerability with a CVSS score of 8.2 (HIGH). deepobj provides get, set, delete deep objects in javascript. Prior to 1.0.3, prototype pollution is possible when property paths contain __proto__/constructor/prototype. The property path must not be...

How severe is CVE-2026-46509?

CVE-2026-46509 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-46509?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.