CVE-2020-15366 - CVE House
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Status published Medium CVE-2020-15366

An issue was discovered in ajv.validate() in Ajv (aka Another...

Vulnerability Description

An issue was discovered in ajv.validate() in Ajv (aka Another JSON Schema Validator) 6.12.2. A carefully crafted JSON schema could be provided that allows execution of other code by prototype pollution. (While untrusted schemas are recommended against, the worst case of an untrusted schema should be a denial of service, not execution of code.)

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from ajv.js

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CVE-2025-69873
ajv (Another JSON Schema Validator) before 8.18.0 is vulnerable to...
Low 2.9

Affected Vendor

Affected Software

ajv
Vulnerable Versions:
6.12.2

Timeline

Official Publish: July 15th, 2020
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.