How severe is CVE-2022-24802?

CVE-2022-24802 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-24802 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24802?

CVE-2022-24802 affects Deepmerge-ts Project Deepmerge-ts. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-24802?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-24802 published?

CVE-2022-24802 was published on 2022-04-01 and last updated on 2026-06-17.

CVE-2022-24802

CVE-2022-24802 is a high-severity vulnerability in Deepmerge-ts Project Deepmerge-ts with a CVSS 3.x base score of 8.1. 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-1321.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 7.5
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1321
Affected product: Deepmerge-ts Project Deepmerge-ts
Published: 2022-04-01
Last modified: 2026-06-17

Description

deepmerge-ts is a typescript library providing functionality to deep merging of javascript objects. deepmerge-ts is vulnerable to Prototype Pollution via file deepmerge.ts, function defaultMergeRecords(). This issue has been patched in version 4.0.2. There are no known workarounds for this issue.

Frequently asked questions

What is CVE-2022-24802?: deepmerge-ts is a typescript library providing functionality to deep merging of javascript objects. deepmerge-ts is vulnerable to Prototype Pollution via file deepmerge.ts, function defaultMergeRecords(). This issue has been patched in version 4.0.2. There are no known workarounds for this issue.
How severe is CVE-2022-24802?: CVE-2022-24802 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-24802 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24802?: CVE-2022-24802 affects Deepmerge-ts Project Deepmerge-ts. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-24802?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-24802 published?: CVE-2022-24802 was published on 2022-04-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:deepmerge-ts_project:deepmerge-ts:*:*:*:*:*:*:*:*

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