PYSEC-2026-4171 Soup Sieve: Polynomial-time ReDoS (O(n²)) in the whitespace/comment trimming regex `RE_WS_END` (triggers on VALID selectors)

Summary Before tokenizing, selectoriter trims leading/trailing whitespace and comments by running two regexes over the whole raw selector with .search. The trailing one, REWSEND = re.compiler'WSC$', is anchored only at the end $, not the start. Because .search retries the pattern at every offset,...

Soup Sieve: Polynomial-time ReDoS (O(n²)) in the whitespace/comment trimming regex `RE_WS_END` (triggers on VALID selectors)

SummaryBefore tokenizing, selectoriter trims leading/trailing whitespace and comments by running two regexes over the whole raw selector with .search. The trailing one, REWSEND = re.compiler'WSC$', is anchored only at the end $, not the start. Because .search retries the pattern at every offset, ...

GHSA-P6PP-M3F8-5C89 jackson-core: ReDoS: quadratic backtracking in NumberInput.PATTERN_FLOAT via looksLikeValidNumber()

Status FULLY REPRODUCED with a clean, textbook empirical signature: measured runtime grew almost exactly 4x for every doubling of input size across five consecutive doublings 5,000 → 160,000 characters, confirming On² behavior. A single 160,000-character string smaller than a typical HTTP request...

EUVD-2026-84498

jackson-core: ReDoS: quadratic backtracking in NumberInput.PATTERNFLOAT via looksLikeValidNumber...

jackson-core: ReDoS: quadratic backtracking in NumberInput.PATTERN_FLOAT via looksLikeValidNumber()

Status FULLY REPRODUCED with a clean, textbook empirical signature: measured runtime grew almost exactly 4x for every doubling of input size across five consecutive doublings 5,000 → 160,000 characters, confirming On² behavior. A single 160,000-character string smaller than a typical HTTP request...

Regular Expression Denial of Service (ReDoS)

Overview basic-ftp is a FTP client for Node.js, supports FTPS over TLS, IPv6, Async/Await, and Typescript. Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via unanchored regular expressions in Client.list specifically in parseListDOS.ts and...

BIT-RABBITMQ-2026-67240 RabbitMQ: ReDoS via AMQP 1.0 SQL filter LIKE wildcard

RabbitMQ is a messaging and streaming broker. Prior to versions 4.2.7 and 4.3.1, patterntoregex maps % - .? and - ., then compiles ^...$ with only unicode; re:run is called with only capture, none - no explicit matchlimit. A pattern like %%...%X becomes ^.?..?.....?.X$ with overlapping lazy...

BIT-RABBITMQ-2026-66074 RabbitMQ: ReDoS via management API ?name= filter

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, matchvalue/3 passes the user-supplied ?name= regular expression to re:run with no matchlimit option, and executes it once per resource in the result set. OTP's default 10M matchlimit caps ea...

CLEANSTART-2026-BV52304 Applications may be vulnerable to a Regular Expression Denial of Service (ReDoS) attack if an attacker is able to provide a pattern which is then directly or indirectly supplied to one of the follo...

Security vulnerability affects the apache-nifi package. Applications may be vulnerable to a Regular Expression Denial of Service ReDoS attack if an attacker is able to provide a pattern which is then directly or indirectly supplied to one of the following methods in AntPathMatcher: matchString...

Rocky Linux 8 [CIQ] Security Update: platform-python / platform-python-debug / platform-python-devel / etc Multiple Vulnerabilities (crlsa-2024_6975)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20246975 advisory. python: incorrect IPv4 and IPv6 private ranges CVE-2024-4032 cpython: python: email module doesn't properly quotes newlines in email headers, allowing head...

Rocky Linux 8 [CIQ] Security Update: nodejs / nodejs-debuginfo / nodejs-debugsource / nodejs-devel / etc Multiple Vulnerabilities (crlsa-2023_1743)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20231743 advisory. decode-uri-component: improper input validation resulting in DoS CVE-2022-38900 glob-parent: Regular Expression Denial of Service CVE-2021-35065...

Rocky Linux 8 [CIQ] Security Update: nodejs / nodejs-debuginfo / nodejs-debugsource / nodejs-devel / etc Multiple Vulnerabilities (crlsa-2023_1583)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20231583 advisory. glob-parent: Regular Expression Denial of Service CVE-2021-35065 http-cache-semantics: Regular Expression Denial of Service ReDoS vulnerability...

Rocky Linux 9 [CIQ] Security Update: nodejs-packaging / nodejs-packaging-bundler Multiple Vulnerabilities (crlsa-2022_8832)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20228832 advisory. nodejs-minimatch: ReDoS via the braceExpand function CVE-2022-3517 nodejs: DNS rebinding in inspect via invalid octal IP address CVE-2022-43548 Tenable has...

Rocky Linux 8 [CIQ] Security Update: python3.11 / python3.11-debug / python3.11-debuginfo / etc (crlsa-2024_8838)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20248838 advisory. python: cpython: tarfile: ReDos via excessive backtracking while parsing header values CVE-2024-6232 Tenable has extracted the preceding description block directly...

Rocky Linux 9 [CIQ] Security Update: ruby / ruby-debuginfo / ruby-debugsource / ruby-default-gems / etc (crlsa-2024_10858)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202410858 advisory. rexml: REXML ReDoS vulnerability CVE-2024-49761 Tenable has extracted the preceding description block directly from the CIQ security advisory. Note that Nessus has...

AlmaLinux 9.2 [TuxCare] Security Update: ruby / ruby-default-gems / ruby-devel / ruby-doc / ruby-libs / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2025:1745053071)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1745053071 advisory. - The cgi gem before 0.1.0.2, 0.2.x before 0.2.2, and 0.3.x before 0.3.5 for Ruby allows HTTP response splitting. This is relevant t...

CentOS Linux 7 [TuxCare] Security Update: python / python-debug / python-devel / python-libs / python-test / etc (CENTOS7:CLSA-2024:1727289456)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2024:1727289456 advisory. - There is a MEDIUM severity vulnerability affecting CPython. Regular expressions that allowed excessive backtracking during tarfile.TarFile head...

Rocky Linux 8 [CIQ] Security Update: ruby / ruby-debuginfo / ruby-debugsource / ruby-devel / ruby-doc / etc Multiple Vulnerabilities (crlsa-2023_7025)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20237025 advisory. ruby/cgi-gem: HTTP response splitting in CGI CVE-2021-33621 ruby: Buffer overrun in String-to-Float conversion CVE-2022-28739 ruby: ReDoS vulnerability in...

Rocky Linux 8 [CIQ] Security Update: platform-python-setuptools / python3-setuptools / etc (crlsa-2023_0835)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20230835 advisory. pypa-setuptools: Regular Expression Denial of Service ReDoS in packageindex.py CVE-2022-40897 Tenable has extracted the preceding description block directly from th...

AlmaLinux 9.2 [TuxCare] Security Update: ruby / ruby-default-gems / ruby-devel / ruby-doc / ruby-libs / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2025:1746653856)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1746653856 advisory. - REXML is an XML toolkit for Ruby. The REXML gem before 3.3.2 has some DoS vulnerabilities when it parses an XML that has many...