CVE-2026-56852
HighPublished
Infinite loop on invalid input in golang.org/x/text
- Published
- Jul 21, 2026
- Updated
- Aug 10, 2026
- Assigning CNA
- Go
- Evidence observed
- Aug 17, 2026
Primary CVSS
7.5/ 10High
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H0.5%
Low · next 30 days
- Percentile
- 40.1%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
A norm.Iter can enter an infinite loop when handling input containing invalid UTF-8 bytes.
Sources
1- golang-x-textPatch
golang.org/x/text v0.33.0 backport of CVE-2026-56852 (GO-2026-5970) for Go 1.24
Responsible use
Use vulnerability information only on systems you own or are authorized to test. Kitploit links to public research metadata and does not store exploit code or malicious payloads.