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Security Advisories

CVE-2025-58189

NVD

https://nvd.nist.gov/vuln/detail/CVE-2025-58189

Severity

5.3

Medium

CVSS V3

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Description

When Conn.Handshake fails during ALPN negotiation the error contains attacker controlled information (the ALPN protocols sent by the client) which is not escaped.

References

  • https://nvd.nist.gov/vuln/detail/CVE-2025-58189
  • https://github.com/advisories/GHSA-cxq7-xw9v-rcv3
  • https://pkg.go.dev/vuln/GO-2025-4008
  • https://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI
  • http://www.openwall.com/lists/oss-security/2025/10/08/1
  • https://go.dev/issue/75652
  • https://go.dev/cl/707776

Affected packages

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