CVE-2021-27516
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
—
Description
URIjs Hostname spoofing via backslashes in URL
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | urijs | <1.19.6 | 1.19.6 |
References
- https://github.com/medialize/URI.js/security/advisories/GHSA-p6j9-7xhc-rhwp
- https://nvd.nist.gov/vuln/detail/CVE-2021-27516
- https://github.com/medialize/URI.js/commit/a1ad8bcbc39a4d136d7e252e76e957f3ece70839
- https://advisory.checkmarx.net/advisory/CX-2021-4305
- https://github.com/medialize/URI.js
- https://github.com/medialize/URI.js/releases/tag/v1.19.6
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.