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High 7.5Published Jul 21, 2026
CVE-2026-56852Infinite loop on invalid input in golang.org/x/text
Updated under an hour ago ()
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It affects golang.org/x/text/unicode/norm. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A norm.Iter can enter an infinite loop when handling input containing invalid UTF-8 bytes.
- CVSS
- 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-835
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Go
- NVD analysis
- Deferred
- Record last updated
- Aug 10, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.