Vulnerability · Published Feb 21, 2021 · Assigned by mitre
CVE-2021-27516
High 7.5
In plain English
A high-severity security flaw in the urijs package (npm). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.5% (higher than 85% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)2.5%top 15.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
URI.js (aka urijs) before 1.19.6 mishandles certain uses of backslash such as http:\/ and interprets the URI as a relative path.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | urijs | 1.19.6 | GHSA-p6j9-7xhc-rhwp |
Affected products (as reported)
References
- https://github.com/medialize/URI.js/commit/a1ad8bcbc39a4d136d7e252e76e957f3ece70839 x_refsource_MISC
- https://github.com/medialize/URI.js/releases/tag/v1.19.6 x_refsource_MISC
- https://advisory.checkmarx.net/advisory/CX-2021-4305 x_refsource_MISC