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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.

PUBLISHED Reserved 2025-08-27 | Published 2025-10-29 | Updated 2025-11-04 | Assigner Go

Problem types

CWE-117: Improper Output Neutralization for Logs

Product status

Default status
unaffected

Any version before 1.24.8
affected

1.25.0 (semver) before 1.25.2
affected

Credits

National Cyber Security Centre Finland

References

www.openwall.com/lists/oss-security/2025/10/08/1

go.dev/cl/707776

go.dev/issue/75652

groups.google.com/g/golang-announce/c/4Emdl2iQ_bI

pkg.go.dev/vuln/GO-2025-4008

cve.org (CVE-2025-58189)

nvd.nist.gov (CVE-2025-58189)

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Data based on CVE®. Copyright © 1999-2025, The MITRE Corporation. All rights reserved.