Missing Report of Error Condition Affecting ruby2.7 package, versions *


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.42% (34th percentile)

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  • Snyk IDSNYK-UBUNTU2004-RUBY27-16655271
  • published16 Jun 2026
  • disclosed9 May 2026

Introduced: 9 May 2026

CVE-2026-42246  (opens in a new tab)
CWE-392  (opens in a new tab)
CWE-393  (opens in a new tab)
CWE-636  (opens in a new tab)
CWE-754  (opens in a new tab)
CWE-841  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:20.04 ruby2.7.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby2.7 package and not the ruby2.7 package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4, a man-in-the-middle attacker can cause Net::IMAP#starttls to return "successfully", without starting TLS. This issue has been patched in versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4.

CVSS Base Scores

version 3.1