CVE-2026-42507 Affecting temporal package, versions <1.7.1-r1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.04% (12th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-MINIMOSLATEST-TEMPORAL-17218836
  • published7 Jun 2026
  • disclosed2 Jun 2026

Introduced: 2 Jun 2026

NewCVE-2026-42507  (opens in a new tab)

How to fix?

Upgrade Minimos:latest temporal to version 1.7.1-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream temporal package and not the temporal package as distributed by Minimos. See How to fix? for Minimos:latest 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