CVE-2025-22871
9.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Summary
The net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines. This can permit request smuggling if a net/http server is used in conjunction with a server that incorrectly accepts a bare LF as part of a chunk-ext.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Go standard library | net/http/internal | 0 < 1.23.8 | affected |
| Go standard library | net/http/internal | 1.24.0-0 < 1.24.2 | affected |
Weaknesses
- CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')
ADP Enrichment
CVE Program Container
Additional References
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: total
Additional References
References
- https://go.dev/cl/652998
- https://go.dev/issue/71988
- https://groups.google.com/g/golang-announce/c/Y2uBTVKjBQk
- https://pkg.go.dev/vuln/GO-2025-3563
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