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Vulnerability Report: GO-2026-4440

CVE-2025-47911
Affects: golang.org/x/net
Published: Feb 05, 2026

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 Packages

Path

Go Versions

Symbols
golang.org/x/net/html

before v0.45.0

Aliases

CVE-2025-47911

References

Credits

Guido Vranken, Jakub Ciolek

Feedback

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