CVE-2021-3918
Prototype Pollution in kriszyp/json-schema
CRITICAL 9.8EPSS 3.8%
json-schema is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
- Affected
- kriszyp · kriszyp/json-schema
- 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 v3.0 HUNTR
- 9.8 CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P - EPSS
- 3.83% chance of exploitation in the next 30 days, 90th percentile
- Published
- 2021-11-13
- Updated
- 2025-01-17
Proof-of-concept exploits (1)
Security advisories
- kriszyp/json-schema/commit/22f146111f541d9737e832823699ad3528ca7741
- https://lists.debian.org/debian-lts-announce/2022/12/msg00013.html
- advisories/GHSA-896r-f27r-55mw