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Vulnerability record · CVE-2025-58188 · published 29 October 2025

CVE-2025-58188: Golang go improper certificate validation vulnerability

Golang · Go

Validating certificate chains which contain DSA public keys can cause programs to panic, due to a interface cast that assumes they implement the Equal method. This affects programs which validate arbitrary certificate chains.

7.5 CVSS 3.1 High EPSS 0.36% · top 73.2% CWE-295 · Improper certificate validation
7.5CVSS 3.1 base score
0.36%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References
17 Jun 2026Last modified by NVD

Description

Validating certificate chains which contain DSA public keys can cause programs to panic, due to a interface cast that assumes they implement the Equal method. This affects programs which validate arbitrary certificate chains.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://go.dev/cl/709853 Patch
https://go.dev/issue/75675 Issue Tracking
https://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI Mailing ListRelease Notes
https://pkg.go.dev/vuln/GO-2025-4013 Vendor Advisory
http://www.openwall.com/lists/oss-security/2025/10/08/1 Mailing ListRelease Notes

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-58188), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.