ruby-lang Schwachstellen (CVE)

Für ruby-lang veröffentlichte CVE-Einträge, neueste zuerst. Folgen Sie, um bei neuen Einträgen eine E-Mail zu erhalten.

18 Ergebnisse
10.0Kritisch
CVE-2026-97229 KEV

Integer Overflow or Wraparound in GitLab

GitLab GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.2 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an unauthenticated user to execute arbitrary code on the GitLab server…

65%EPSS
8.1Hoch
CVE-2026-46727
ruby-lang Ruby

An issue was discovered in Ruby 4 before 4.0.5. A race condition leading to a use-after-free in the pthread-based getaddrinfo timeout handler (rb_getaddrinfo in ext/socket/raddrinfo.c) allows a remote attacker who can delay DNS responses near the user-specifi…

5.8Mittel
CVE-2026-42258

net-imap: Command Injection via unvalidated Symbol inputs

ruby net-imap; Red Hat Red Hat Enterprise Linux 10; Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support

Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, symbol arguments to commands are vulnerable to a CRLF Injection / IMAP Command injection via Symbol arguments passed to IMA…

2.3Niedrig
CVE-2026-42245

net-imap: Quadratic complexity when reading response literals

ruby net-imap

Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, Net::IMAP::ResponseReader has quadratic time complexity when reading large responses containing many string literals. A hos…

7.6Hoch
CVE-2026-42246

net-imap vulnerable to STARTTLS stripping via invalid response timing

ruby net-imap; Red Hat Red Hat Enterprise Linux 10; Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support

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 issu…

8.3Hoch
CVE-2026-33210

Ruby JSON has a format string injection vulnerability

ruby json; Red Hat Red Hat Enterprise Linux 10; Red Hat Red Hat Enterprise Linux 9; Red Hat Red Hat Hardened Images

Ruby JSON is a JSON implementation for Ruby. From version 2.14.0 to before versions 2.15.2.1, 2.17.1.2, and 2.19.2, a format string injection vulnerability can lead to denial of service attacks or information disclosure, when the allow_duplicate_key: false pa…

2.1Niedrig
CVE-2025-61594

URI Credential Leakage Bypass over CVE-2025-27221

ruby uri

URI is a module providing classes to handle Uniform Resource Identifiers. In versions 0.12.4 and earlier (bundled in Ruby 3.2 series) 0.13.2 and earlier (bundled in Ruby 3.3 series), 1.0.3 and earlier (bundled in Ruby 3.4 series), when using the + operator to…

1.2Niedrig
CVE-2025-58767

REXML has a DoS condition when parsing malformed XML file

ruby rexml

REXML is an XML toolkit for Ruby. The REXML gems from 3.3.3 to 3.4.1 has a DoS vulnerability when parsing XML containing multiple XML declarations. If you need to parse untrusted XMLs, you may be impacted to these vulnerabilities. The REXML gem 3.4.2 or later…

6.5Mittel
CVE-2025-6442

Ruby WEBrick read_header HTTP Request Smuggling Vulnerability

Ruby WEBrick

Ruby WEBrick read_header HTTP Request Smuggling Vulnerability. This vulnerability allows remote attackers to smuggle arbitrary HTTP requests on affected installations of Ruby WEBrick. This issue is exploitable when the product is deployed behind an HTTP proxy…

7.5Hoch
CVE-2025-27788

Ruby JSON Parser has Out-of-bounds Read

ruby json

JSON is a JSON implementation for Ruby. Starting in version 2.10.0 and prior to version 2.10.2, a specially crafted document could cause an out of bound read, most likely resulting in a crash. Versions prior to 2.10.0 are not vulnerable. Version 2.10.2 fixes …

3.2Niedrig
CVE-2025-27221
ruby-lang URI

In the URI gem before 1.0.3 for Ruby, the URI handling methods (URI.join, URI#merge, URI#+) have an inadvertent leakage of authentication credentials because userinfo is retained even after changing the host.

4.0Mittel
CVE-2025-27220
ruby-lang CGI

In the CGI gem before 0.4.2 for Ruby, a Regular Expression Denial of Service (ReDoS) vulnerability exists in the Util#escapeElement method.

5.8Mittel
CVE-2025-27219
ruby-lang CGI

In the CGI gem before 0.4.2 for Ruby, the CGI::Cookie.parse method in the CGI library contains a potential Denial of Service (DoS) vulnerability. The method does not impose any limit on the length of the raw cookie value it processes. This oversight can lead …

9.8Kritisch
CVE-2024-27280
ruby-lang ruby

A buffer-overread issue was discovered in StringIO 3.0.1, as distributed in Ruby 3.0.x through 3.0.6 and 3.1.x through 3.1.4. The ungetbyte and ungetc methods on a StringIO can read past the end of a string, and a subsequent call to StringIO.gets may return t…

2.4%EPSS