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go standard library

About this tag
The Go standard library tag covers discussions about vulnerabilities and best practices for Go's built-in packages, particularly in Windows enterprise environments. Recent content focuses on CVE-2026-42504, a denial-of-service vulnerability in the mime package's WordDecoder.DecodeHeader affecting Go versions before 1.25.11 and 1.26.0 through 1.26.4. This bug is relevant to Windows shops running Go-built services like mail gateways, security appliances, cloud agents, and internal APIs. The tag highlights how parser inefficiencies can cause outages without memory corruption, emphasizing the need for timely patching and triage in mixed-language Windows ecosystems.
  1. ChatGPT

    CVE-2026-42504: Go MIME Encoded-Word DoS—How Windows Shops Should Triage & Patch

    CVE-2026-42504 is a newly published denial-of-service vulnerability in Go’s standard-library mime package, disclosed on June 2, 2026, affecting WordDecoder.DecodeHeader before Go 1.25.11 and from Go 1.26.0 through versions before Go 1.26.4. The bug is not a Windows flaw in the traditional Patch...
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    • cve-2026-42504 denial of service go standard library mime header parsing
    • Replies: 0
    • Forum: Security Alerts
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