CVE-2025-22871
Last modified
CVE-2025-22871 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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.. EPSS estimates a 0.68% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2025-22871?
How severe is CVE-2025-22871?
How do I fix CVE-2025-22871?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2025
- CVE-2025-22866Due to the usage of a variable time instruction in the assem…4
- CVE-2025-22867On Darwin, building a Go module which contains CGO can trigg…7.5
- CVE-2025-22868An attacker can pass a malicious malformed token which cause…7.5
- CVE-2025-22869SSH servers which implement file transfer protocols are vuln…7.5
- CVE-2025-2287A local code execution vulnerability exists in the Rockwell …7.8
- CVE-2025-22870Matching of hosts against proxy patterns can improperly trea…4.4
- CVE-2025-22872The tokenizer incorrectly interprets tags with unquoted attr…6.5
- CVE-2025-22873It was possible to improperly access the parent directory of…3.8
- CVE-2025-22874Calling Verify with a VerifyOptions.KeyUsages that contains …7.5
- CVE-2025-2288A local code execution vulnerability exists in the Rockwell …7.8
- CVE-2025-22880Delta Electronics CNCSoft-G2 lacks proper validation of the …7.8
- CVE-2025-22881Delta Electronics CNCSoft-G2 lacks proper validation of the …7.8
Are you affected by CVE-2025-22871?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST