CVE-2022-1705

Name: CVE-2022-1705
Creator: NVD / NIST
Published: 2022-08-10T20:15:25.353+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.11%

Last modified Jun 17, 2026

CVE-2022-1705 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid.. EPSS estimates a 1.11% chance of exploitation in the next 30 days.

Description

Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS Probability

1.11%

61.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-444

Affected Software

Vendor	Product	Versions
Golang	Go	< 1.17.12
Golang	Go	>= 1.18.0, < 1.18.4

References

https://go.dev/cl/409874Patch, Vendor Advisory
https://go.dev/cl/410714Patch, Vendor Advisory
https://go.dev/issue/53188Exploit, Issue Tracking, Patch, Vendor Advisory
https://go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5fPatch, Vendor Advisory
https://groups.google.com/g/golang-announce/c/nqrv9fbR0zERelease Notes, Vendor Advisory
https://pkg.go.dev/vuln/GO-2022-0525Vendor Advisory
https://go.dev/cl/409874Patch, Vendor Advisory
https://go.dev/cl/410714Patch, Vendor Advisory
https://go.dev/issue/53188Exploit, Issue Tracking, Patch, Vendor Advisory
https://go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5fPatch, Vendor Advisory
https://groups.google.com/g/golang-announce/c/nqrv9fbR0zERelease Notes, Vendor Advisory
https://pkg.go.dev/vuln/GO-2022-0525Vendor Advisory

Timeline

Published: Aug 10, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-1705?

How severe is CVE-2022-1705?

CVE-2022-1705 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.11% probability of exploitation in the next 30 days.

How do I fix CVE-2022-1705?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-1705?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST