Arbitrary Code Execution in json-ptr
There is a security vulnerability in json-ptr versions prior to v2.1.0 in which an unscrupulous actor may execute arbitrary code. If your code sends un-sanitized user input to json-ptr's .get() method, your project is vulnerable to this injection-style vulnerability.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | json-ptr | < 2.1.0 | 2.1.0 |
References
- https://github.com/418sec/json-ptr/pull/3
- https://github.com/flitbit/json-ptr/blob/456a1728b45c8663bb1ac20a249c5fb17495ec6b/README.md#security-vulnerability-prior-to-v210
- https://github.com/flitbit/json-ptr/blob/master/src/util.ts%23L174
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1038396
- https://snyk.io/vuln/SNYK-JS-JSONPTR-1016939
- https://www.huntr.dev/bounties/2-npm-json-ptr
- https://www.npmjs.com/advisories/1706
- https://www.npmjs.com/package/json-ptr
- Weakness (CWE)
CWE-74- Platform
- npm
- Package
json-ptr- Disclosed
- 26.05.2021
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-rrqv-vjrw-hrcr - CC BY 4.0
Vulnerability history: json-ptr
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 05.2021 11.2021
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 2
- Medium 1
Disclosures per year
- 2021: 3
- 2022: 0
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
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Arbitrary Code Execution in json-ptr this entry
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