Vulnerability · Published Mar 17, 2022 · Assigned by snyk
CVE-2022-25352Prototype Pollution
High 7.5
In plain English
A high-severity security flaw in libnested. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.1% (higher than 81% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)2.1%top 18.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. **Note:** This vulnerability derives from an incomplete fix for [CVE-2020-28283](https://security.snyk.io/vuln/SNYK-JS-LIBNESTED-1054930)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | libnested | 1.5.2 | GHSA-x5m8-2r8v-8f97 |
Affected products (as reported)
References
- https://snyk.io/vuln/SNYK-JS-LIBNESTED-2342117 x_refsource_MISC
- https://github.com/dominictarr/libnested/blob/master/index.js%23L22 x_refsource_MISC
- https://github.com/dominictarr/libnested/commit/c1129865d75fbe52b5a4f755ad3110ca5420f2e1 x_refsource_MISC