CVE-2021-23820
Prototype Pollution
CRITICAL 9.8EPSS 1.9%
This affects all versions of package json-pointer. A type confusion vulnerability can lead to a bypass of CVE-2020-7709 when the pointer components are arrays.
- Affected
- json-pointer
- CVSS v3.1 NVD
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v3.1 SNYK
- 5.6 MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS v2.0 NVD
- 7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P - EPSS
- 1.87% chance of exploitation in the next 30 days, 79th percentile
- Published
- 2021-11-03
- Updated
- 2024-09-16
Proof-of-concept exploits (2)
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1910686
- https://snyk.io/vuln/SNYK-JS-JSONPOINTER-1577287