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)

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.009 (59.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-4316: held from 0.008 to 0.009.

EPSS over last 30 days · oldest: 0.008 · newest: 0.009 · change: +0.002

Affected products

  • Zod — versions 3.22.2, 3.21.0

Weakness classification (CWE)

Public proof-of-concept exploits

References

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.