VulnerabilityModified
CVE-2021-27516
URI.js (aka urijs) before 1.19.6 mishandles certain uses of backslash such as http:\/ and interprets the URI as a relative path.
HIGH 7.5EPSS 2.48%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.48%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 2.48% probability · 84th percentile
- CISA KEV
- Not listed
- Affected
- uri.js project/uri.js
- Source
- cve@mitre.org
References
- https://advisory.checkmarx.net/advisory/CX-2021-4305Exploit, Third Party Advisory
- https://github.com/medialize/URI.js/commit/a1ad8bcbc39a4d136d7e252e76e957f3ece70839Patch, Third Party Advisory
- https://github.com/medialize/URI.js/releases/tag/v1.19.6Third Party Advisory
- https://advisory.checkmarx.net/advisory/CX-2021-4305Exploit, Third Party Advisory
- https://github.com/medialize/URI.js/commit/a1ad8bcbc39a4d136d7e252e76e957f3ece70839Patch, Third Party Advisory
- https://github.com/medialize/URI.js/releases/tag/v1.19.6Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.