What is CVE-2019-10750?

CVE-2019-10750 is a critical-severity vulnerability in Deeply Project, classified under Uncontrolled Resource Consumption. CVSS score: 9.8/10. Published 2019-08-23.

How severe is CVE-2019-10750?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2019-10750 known to be exploited?

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

Resource exhaustion in Deeply Project

CVE-2019-10750

deeply is vulnerable to Prototype Pollution in versions before 3.1.0. The function assign-deep could be tricked into adding or modifying properties of Object.prototype using using a _proto_ payload.

Vulnerability class: DoS (Denial of Service)

Published 2019-08-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.017 (76.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Deeply Project
Deeply — versions All versions prior to version 3.1.0

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

Public proof-of-concept exploits

References

snyk.io/vuln/SNYK-JS-DEEPLY-451026 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-10750?: CVE-2019-10750 is a critical-severity vulnerability in Deeply Project, classified under Uncontrolled Resource Consumption. CVSS score: 9.8/10. Published 2019-08-23.
How severe is CVE-2019-10750?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-10750 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.