CVE-2022-4742

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.00% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 60.4% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-12-26 07:09Z3 YR AGO

Last updated

2024-08-03 01:48Z2 YR AGO

Reserved

2022-12-26

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Medium (CVSS 6.3)

CNA CVSS vector

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

Weaknesses

• CWE-1321Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')Variant

Data version

5.1

Document digest

9772068e46f3597656d8c6fe1f2c6eefea1820e041849015e96f9db9e2a87622

• vuldb.comVDB-216794 | json-pointer index.js set prototype pollutionhttps://vuldb.com/?id.216794vdb-entrytechnical-description
• vuldb.comVDB-216794 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/?ctiid.216794signaturepermissions-required
• github.comhttps://github.com/manuelstofer/json-pointer/pull/36issue-tracking
• github.comhttps://github.com/manuelstofer/json-pointer/commit/859c9984b6c407fc2d5a0a7e47c7274daa681941patch