What is CVE-2023-4316?

CVE-2023-4316 is a high-severity vulnerability in Zod, classified under Inefficient Regular Expression Complexity. CVSS score: 7.5/10. Published 2023-09-28.

How severe is CVE-2023-4316?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-4316 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Zod

CVE-2023-4316

Zod in versions 3.21.0 up to and including 3.22.3 allows an attacker to perform a denial of service while validating emails.

Vulnerability class: ReDoS (Regular Expression Denial of Service)

EPSS: 0.008 (51.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Zod — versions 3.22.2, 3.21.0

Weakness classification (CWE)

CWE-1333 — Inefficient Regular Expression Complexity

Public proof-of-concept exploits

References

help@fluidattacks.com (Exploit, Third Party Advisory)
help@fluidattacks.com (Product)

Frequently asked questions

What is CVE-2023-4316?: CVE-2023-4316 is a high-severity vulnerability in Zod, classified under Inefficient Regular Expression Complexity. CVSS score: 7.5/10. Published 2023-09-28.
How severe is CVE-2023-4316?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-4316 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.