CVEvulnerability
CVE-2025-47911
5.3 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2026-02-05
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Description
The html.Parse function in golang.org/x/net/html has quadratic parsing complexity when processing certain inputs, which can lead to denial of service (DoS) if an attacker provides specially crafted HTML content.
Affected configurations
• go html (< 0.45.0)
References
- https://github.com/golang/vulndb/issues/4440 Issue Tracking
- https://go.dev/cl/709876 Patch
- https://groups.google.com/g/golang-announce/c/jnQcOYpiR2c Mailing List, Third Party Advisory
- https://pkg.go.dev/vuln/GO-2026-4440 Vendor Advisory