CVE-2022-4742
CVE-2022-4742 is a medium-severity vulnerability in Json-pointer Project Json-pointer with a CVSS 3.x base score of 6.3. 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: Medium (CVSS 3.x base score 6.3)
- CVSS v2: 6.5
- EPSS exploit prediction: 1% (59th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-1321
- Affected product: Json-pointer Project Json-pointer
- Published:
- Last modified:
Description
A vulnerability, which was classified as critical, has been found in json-pointer up to 0.6.1. Affected by this issue is the function set of the file index.js. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The attack may be launched remotely. Upgrading to version 0.6.2 is able to address this issue. The patch is identified as 859c9984b6c407fc2d5a0a7e47c7274daa681941. It is recommended to upgrade the affected component. VDB-216794 is the identifier assigned to this vulnerability.
Frequently asked questions
- What is CVE-2022-4742?
- A vulnerability, which was classified as critical, has been found in json-pointer up to 0.6.1. Affected by this issue is the function set of the file index.js. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The attack may be launched remotely. Upgrading to version 0.6.2 is able to address this issue. The patch is identified as 859c9984b6c407fc2d5a0a7e47c7274daa681941. It is recommended to upgrade the affected component. VDB-216794 is the identifier assigned to this vulnerability.
- How severe is CVE-2022-4742?
- CVE-2022-4742 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2022-4742 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-4742?
- CVE-2022-4742 affects Json-pointer Project Json-pointer. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-4742?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2022-4742 published?
- CVE-2022-4742 was published on 2022-12-26 and last updated on 2026-06-17.
References
- https://github.com/manuelstofer/json-pointer/commit/859c9984b6c407fc2d5a0a7e47c7274daa681941
- https://github.com/manuelstofer/json-pointer/pull/36
- https://vuldb.com/?ctiid.216794
- https://vuldb.com/?id.216794
Affected products (1)
- cpe:2.3:a:json-pointer_project:json-pointer:*:*:*:*:*:*:*:*
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