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Vulnerability record · CVE-2020-28366 · published 18 November 2020

CVE-2020-28366: Golang go code injection vulnerability

Golang · Go

Code injection in the go command with cgo before Go 1.14.12 and Go 1.15.5 allows arbitrary code execution at build time via a malicious unquoted symbol name in a linked object file.

7.5 CVSS 3.1 High EPSS 2.3% · top 17.0% CWE-94 · Code injection
7.5CVSS 3.1 base score, v2 5.1
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

Code injection in the go command with cgo before Go 1.14.12 and Go 1.15.5 allows arbitrary code execution at build time via a malicious unquoted symbol name in a linked object file.

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

Affected products

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

References

LinkTags
https://go.dev/cl/269658
https://go.dev/issue/42559
https://go.googlesource.com/go/+/062e0e5ce6df339dc26732438ad771f73dbf2292
https://groups.google.com/g/golang-announce/c/NpBGTTmKzpM
https://pkg.go.dev/vuln/GO-2022-0475
https://go.dev/cl/269658
https://go.dev/issue/42559
https://go.googlesource.com/go/+/062e0e5ce6df339dc26732438ad771f73dbf2292
https://groups.google.com/g/golang-announce/c/NpBGTTmKzpM
https://pkg.go.dev/vuln/GO-2022-0475

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

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Source: NIST National Vulnerability Database (record CVE-2020-28366), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.