Vulnerability · Published Jan 19, 2021 · Assigned by snyk
CVE-2020-28477Prototype Pollution
High 7.5
In plain English
A high-severity security flaw in immer. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 84% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)2.3%top 16.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
This affects all versions of package immer.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | immer | 8.0.1 | GHSA-9qmh-276g-x5pj |
Affected products (as reported)
References
- https://snyk.io/vuln/SNYK-JS-IMMER-1019369 x_refsource_MISC
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1061986 x_refsource_MISC
- https://github.com/immerjs/immer/blob/master/src/plugins/patches.ts%23L213 x_refsource_MISC