CVSS 3.1
5.3 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LCVE-2025-47911
Medium (5.3) in go html. EPSS 0.6% chance of exploitation in the next 30 days. Fixed in golang.org/x/net/html 0.45.0.
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.
Severity
- EPSS
- 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- go:html
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-w4gw-w5jq-g9jh | Go | golang.org/x/net/html | <0.45.0 | 0.45.0 |
| GO-2026-4440 | Go | golang.org/x/net | <0.45.0 | 0.45.0 |