CVE-2026-42507 Affecting go package, versions <1.26.8-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.41% (33rd percentile)

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  • Snyk IDSNYK-ALPINE324-GO-19533399
  • published5 Sept 2026
  • disclosed2 Jun 2026

Introduced: 2 Jun 2026

CVE-2026-42507  (opens in a new tab)

How to fix?

Upgrade Alpine:3.24 go to version 1.26.8-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream go package and not the go package as distributed by Alpine. See How to fix? for Alpine:3.24 relevant fixed versions and status.

When returning errors, functions in the net/textproto package would include its input as part of the error. This might allow an attacker to inject misleading content to errors that are printed or logged.

CVSS Base Scores

version 3.1