Linux Distros Unpatched Vulnerability : CVE-2026-47240

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a raw data...

CVE-2026-56766

Hydra through 9.7, fixed in commit 9cc84c2, contains a stack buffer overflow in NTLM authentication across SMTP, POP3, IMAP, NNTP, HTTP, HTTP-Proxy, and HTTP-Proxy-Urlenum modules when processing malicious NTLM Type-2 challenges. A malicious server can send a crafted NTLM Type-2 challenge with an...

SUSE CVE-2026-42246

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::IMAPstarttls to return "successfully", without starting TLS. This issue has been patched in versions 0.3.10,...

PT-2026-52540

Name of the Vulnerable Software and Affected Versions Hydra versions prior to 9.7 commit 9cc84c2 Description A stack buffer overflow exists in the NTLM authentication process across the SMTP, POP3, IMAP, NNTP, HTTP, HTTP-Proxy, and HTTP-Proxy-Urlenum modules. The issue occurs when the software...

CVE-2026-47242

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, when Net::IMAPid is called with a hash argument, although the ID field value strings are correctly quoted escaping quoted specials, they were not validated to prohibit CRLF sequence...

DEBIAN-CVE-2026-47242

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, when Net::IMAPid is called with a hash argument, although the ID field value strings are correctly quoted escaping quoted specials, they were not validated to prohibit CRLF sequence...

DEBIAN-CVE-2026-47241

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a raw string argument which is only validated to prevent CRLF injection and then sent verbatim. If this string is derived from user-controlled inpu...

CVE-2026-47240

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a "raw data" argument that is sent verbatim after validation to prevent command injection. However, if a server does not support non-synchronizing...

CVE-2026-47241

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a raw string argument which is only validated to prevent CRLF injection and then sent verbatim. If this string is derived from user-controlled inpu...

DEBIAN-CVE-2026-47240

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a "raw data" argument that is sent verbatim after validation to prevent command injection. However, if a server does not support non-synchronizing...

UBUNTU-CVE-2026-47242

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, when Net::IMAPid is called with a hash argument, although the ID field value strings are correctly quoted escaping quoted specials, they were not validated to prohibit CRLF sequence...

UBUNTU-CVE-2026-47241

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a raw string argument which is only validated to prevent CRLF injection and then sent verbatim. If this string is derived from user-controlled inpu...

UBUNTU-CVE-2026-47240

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a "raw data" argument that is sent verbatim after validation to prevent command injection. However, if a server does not support non-synchronizing...

CVE-2026-47242

Net::IMAP (Ruby) CVE-2026-47242 affects versions before 0.6.5 and 0.5.15. The vulnerability arises because Net::IMAP#id (with a hash argument) and Net::IMAP#enable do not properly validate arguments, allowing CRLF or atom-list injections and causing the #to_s value to be sent verbatim. An attacke...

CVE-2026-47242 Net::IMAP: Command Injection via ID command argument

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, when Net::IMAPid is called with a hash argument, although the ID field value strings are correctly quoted escaping quoted specials, they were not validated to prohibit CRLF sequence...

CVE-2026-47242 Net::IMAP: Command Injection via ID command argument

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, when Net::IMAPid is called with a hash argument, although the ID field value strings are correctly quoted escaping quoted specials, they were not validated to prohibit CRLF sequence...

CVE-2026-47240 Net::IMAP: Command Injection via non-synchronizing literal in "raw" argument

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a "raw data" argument that is sent verbatim after validation to prevent command injection. However, if a server does not support non-synchronizing...

CVE-2026-47240

Summary of CVE-2026-47240 (Net::IMAP, Ruby) : The vulnerability affects Net::IMAP’s IMAP client in Ruby, where several commands accept a “raw data” argument that is validated but could still be exploited if a server does not support non-synchronizing literals. In that case, a server may interpret...

CVE-2026-47241

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a raw string argument which is only validated to prevent CRLF injection and then sent verbatim. If this string is derived from user-controlled inpu...

CVE-2026-47241

Net::IMAP in Ruby (affected: before 0.6.5 and 0.5.15) validates CRLF but may send a user-controlled raw string verbatim, allowing a subsequent command to be absorbed as a continuation of the first. This can cause the first command to fail and block further responses until another command is issue...