CVE-2025-22871
CRITICAL EPSS 49.4%
Published Apr 8, 20251y ago · Modified Jun 17, 20261w ago
9.1 CVSS 3.1
Published Apr 8, 2025 1y ago
Last Modified Jun 17, 2026 1w ago
Description
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability None
Threat Intelligence
EPSS Exploit Probability
49.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
References 6
- openwall.com http://www.openwall.com/lists/oss-security/2025/04/04/4
- cert-portal.siemens.com https://cert-portal.siemens.com/productcert/html/ssa-783943.html
- go.dev https://go.dev/cl/652998
- go.dev https://go.dev/issue/71988
- groups.google.com https://groups.google.com/g/golang-announce/c/Y2uBTVKjBQk
- pkg.go.dev https://pkg.go.dev/vuln/GO-2025-3563
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.