CVE-2026-33169

Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. NumberToDelimitedConverter uses a lookahead-based regular expression with gsub! to insert thousands delimiters. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, the interaction between th...

CVE-2026-33169

Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. NumberToDelimitedConverter uses a lookahead-based regular expression with gsub! to insert thousands delimiters. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, the interaction between th...

CVE-2026-33169

Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. NumberToDelimitedConverter uses a lookahead-based regular expression with gsub! to insert thousands delimiters. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, the interaction between th...

CVE-2026-33169 Rails Active Support has a possible ReDoS vulnerability in number_to_delimited

Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. NumberToDelimitedConverter uses a lookahead-based regular expression with gsub! to insert thousands delimiters. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, the interaction between th...

CVE-2026-33169 Rails Active Support has a possible ReDoS vulnerability in number_to_delimited

Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. NumberToDelimitedConverter uses a lookahead-based regular expression with gsub! to insert thousands delimiters. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, the interaction between th...

GHSA-CG4J-Q9V8-6V38 Rails Active Support has a possible ReDoS vulnerability in number_to_delimited

Impact NumberToDelimitedConverter used a regular expression with gsub! to insert thousands delimiters. This could produce quadratic time complexity on long digit strings. Releases The fixed releases are available at the normal locations. Credit This issue was responsibly reported by Hackerone...

Rails Active Support has a possible ReDoS vulnerability in number_to_delimited

Impact NumberToDelimitedConverter used a regular expression with gsub! to insert thousands delimiters. This could produce quadratic time complexity on long digit strings. Releases The fixed releases are available at the normal locations. Credit This issue was responsibly reported by Hackerone...

PT-2026-27256

Name of the Vulnerable Software and Affected Versions Active Support versions prior to 8.1.2.1 Active Support versions prior to 8.0.4.1 Active Support versions prior to 7.2.3.1 Description The NumberToDelimitedConverter component utilizes a regular expression with gsub! to insert thousands...

Python -- configparser vulnerable to excessive CPU use

Stan Ulbrych reports: configparser.RawConfigParser.OPTCRE,OPTCRENV regexes are vulnerable to quadratic backtracking...

Rails 安全漏洞

Rails is an open-source web application framework based on the Ruby language, developed by the Rails team in the United States. Vulnerabilities exist in versions of Rails prior to 8.1.2.1, 8.0.4.1, and 7.2.3.1. These vulnerabilities stem from a problem with regular expressions that involves...

Rails Active Support has a possible ReDoS vulnerability in number_to_delimited

Impact NumberToDelimitedConverter used a regular expression with gsub! to insert thousands delimiters. This could produce quadratic time complexity on long digit strings. Releases The fixed releases are available at the normal locations...

EulerOS 2.0 SP10 : python3 (EulerOS-SA-2026-1345)

According to the versions of the python3 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : The 'zipfile' module would not check the validity of the ZIP64 End of Central Directory EOCD Locator record offset value would not be used to...

CLSA-2026-1773480241 python: Fix of CVE-2025-12084

CVE-2025-12084: fix quadratic algorithm when building nested XML elements with appendChild...

CLSA-2026-1773505272 python3.11: Fix of CVE-2025-6075

CVE-2025-6075: fix quadratic complexity in os.path.expandvars...

CLSA-2026-1773481701 python3.9: Fix of CVE-2025-6075

CVE-2025-6075: fix quadratic complexity in os.path.expandvars...

CLSA-2026-1773480954 python3.9: Fix of CVE-2025-6075

CVE-2025-6075: fix quadratic complexity in os.path.expandvars...

CLSA-2026-1773323311 python3.11: Fix of CVE-2025-6075

CVE-2025-6075: fix quadratic complexity in os.path.expandvars...

CLSA-2026-1772646053 python3: Fix of CVE-2025-12084

CVE-2025-12084: Prevent quadratic-time behavior when building excessively nested XML elements...

golang.org/x/net/html has a Quadratic Parsing Complexity issue

The html.Parse function in golang.org/x/net/html has quadratic parsing complexity when processing certain inputs, which can lead to Denial of Service DoS if an attacker provides specially crafted HTML content...

tornado: Tornado Quadratic DoS via Crafted Multipart Parameters

A denial of service flaw has been discovered in the Tornado networking library. Affected versions of Tornado us an inefficient algorithm when parsing parameters for HTTP header values, potentially causing a DoS. The parseparam function in httputil.py is used to parse specific HTTP header values,...