uri: userinfo leakage in URI#join, URI#merge and URI#+

A flaw was found in the URI ruby gem package, where userinfo leakage can occur in the uri gem. The methods URIjoin, URImerge, and URI+ retained userinfo, such as user:password, even after the host is replaced. When generating a URL to a malicious host from a URL containing secret userinfo using...

Moderate: Red Hat Security Advisory: ruby:3.1 security update

An update for the ruby:3.1 module is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

CGI: Denial of Service in CGI::Cookie.parse

A flaw was found in Ruby's CGI gem. Processing specially crafted large cookies with the CGI::Cookie.parse method can cause excessive resource consumption due to a missing limit on the length of the raw cookie value, resulting in a denial of service...

Moderate: Red Hat Security Advisory: ruby security update

An update for ruby is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

ruby:3.3 security update

ruby 3.3.8-4 - Upgrade to Ruby 3.3.8. Resolves: RHEL-86933 - Fix Net::IMAP vulnerable to possible DoS by memory exhaustion. CVE-2025-25186 - Fix Denial of Service in CGI::Cookie.parse. CVE-2025-27219 Resolves: RHEL-87182 - Fix userinfo leakage in URIjoin, URImerge and URI+. CVE-2025-27221...

ALSA-2025:4488 Moderate: ruby:3.1 security update

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Security Fixes: rexml: DoS vulnerability in REXML CVE-2024-39908 rexml: rubygem-rexml: DoS when parsing an XML having many specific characters suc...

ruby:3.1 security update

ruby 3.1.7-146 - Upgrade to Ruby 3.1.7. Resolves: RHEL-55410 - Fix DoS vulnerability in REXML. CVE-2024-39908 Resolves: RHEL-86077...

Moderate: ruby:3.1 security update

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Security Fixes: rexml: DoS vulnerability in REXML CVE-2024-39908 rexml: rubygem-rexml: DoS when parsing an XML having many specific characters suc...

EulerOS 2.0 SP12 : ruby (EulerOS-SA-2025-1440)

According to the versions of the ruby packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously...

EulerOS 2.0 SP12 : ruby (EulerOS-SA-2025-1439)

According to the versions of the ruby packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously...

Oracle Linux 9 : ruby:3.1 (ELSA-2025-4488)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-4488 advisory. ruby 3.1.7-146 - Upgrade to Ruby 3.1.7. Resolves: RHEL-55410 - Fix DoS vulnerability in REXML. CVE-2024-39908 Resolves: RHEL-86077 Tenable has extracte...

RHEL 9 : ruby:3.3 (RHSA-2025:4493)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:4493 advisory. Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system...

RHEL 9 : ruby (RHSA-2025:4487)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:4487 advisory. Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system...

RHEL 9 : ruby:3.1 (RHSA-2025:4488)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:4488 advisory. Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system...

Rails Config File Detected

A Ruby on Rails configuration file have been detected on the target web application. These files may contain sensitive information which could assist an attack to conduct further attacks. No source data...

DEBIAN-CVE-2025-43857

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.5.7, 0.4.20, 0.3.9, and 0.2.5, there is a possibility for denial of service by memory exhaustion when net-imap reads server responses. At any time while the client is connected, a maliciou...

ALPINE-CVE-2025-43857

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.5.7, 0.4.20, 0.3.9, and 0.2.5, there is a possibility for denial of service by memory exhaustion when net-imap reads server responses. At any time while the client is connected, a maliciou...

UBUNTU-CVE-2025-43857

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.5.7, 0.4.20, 0.3.9, and 0.2.5, there is a possibility for denial of service by memory exhaustion when net-imap reads server responses. At any time while the client is connected, a maliciou...

CVE-2025-43857 net-imap rubygem vulnerable to possible DoS by memory exhaustion

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.5.7, 0.4.20, 0.3.9, and 0.2.5, there is a possibility for denial of service by memory exhaustion when net-imap reads server responses. At any time while the client is connected, a maliciou...

CVE-2025-43857

Net::IMAP for Ruby is vulnerable to denial of service via memory exhaustion when processing server responses containing a literal byte count. A malicious server can trigger the client’s receiver thread to allocate memory for the indicated size, potentially exhausting memory during any active conn...