CVE-2019-10750

CVE-2019-10750 is a critical-severity vulnerability in Deeply Project Deeply with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2019-10750?
CVE-2019-10750 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-10750 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-10750?
CVE-2019-10750 affects Deeply Project Deeply. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-10750?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-10750 published?
CVE-2019-10750 was published on 2019-08-23 and last updated on 2026-06-17.

References

Affected products (1)

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