CVE-2026-14741 HTTP::Date versions before 6.08 for Perl allow CPU exhaustion via polynomial regex backtracking in parse_date

HTTP::Date versions before 6.08 for Perl allow CPU exhaustion via polynomial regex backtracking in parsedate. parsedate matches the date string against a chain of alternative regexes, and str2time delegates to it. Several of these patterns place unbounded quantifiers next to each other before a...

CVE-2026-14741 HTTP::Date versions before 6.08 for Perl allow CPU exhaustion via polynomial regex backtracking in parse_date

HTTP::Date versions before 6.08 for Perl allow CPU exhaustion via polynomial regex backtracking in parsedate. parsedate matches the date string against a chain of alternative regexes, and str2time delegates to it. Several of these patterns place unbounded quantifiers next to each other before a...

DEBIAN-CVE-2026-48125

UAParser.js is a JavaScript library to detect browsers, operating systems, CPUs, and devices from user-agent data. From 2.0.1 until 2.0.10, a regular expression denial-of-service vulnerability exists when using the Client Hints API. By sending a crafted Sec-CH-UA-Model header to an application th...

CVE-2026-48125

UAParser.js is a JavaScript library to detect browsers, operating systems, CPUs, and devices from user-agent data. From 2.0.1 until 2.0.10, a regular expression denial-of-service vulnerability exists when using the Client Hints API. By sending a crafted Sec-CH-UA-Model header to an application th...

CVE-2026-48125

UAParser.js (versions 2.0.1–2.0.9) is affected by a Regular Expression Denial of Service (ReDoS) when using the Client Hints API. A crafted Sec-CH-UA-Model header passed to UAParser(headers).withClientHints() can cause catastrophic backtracking in the device regex, leading to excessive CPU usage ...

EUVD-2026-44540

UAParser.js is a JavaScript library to detect browsers, operating systems, CPUs, and devices from user-agent data. From 2.0.1 until 2.0.10, a regular expression denial-of-service vulnerability exists when using the Client Hints API. By sending a crafted Sec-CH-UA-Model header to an application th...

CVE-2026-45305 Symfony: YAML Parser ReDoS via Catastrophic Backtracking in Parser::cleanup() Regex

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, Symfony\Component\Yaml\Parser::cleanup used regular expressions with overlapping quantifiers for YAML directive, comment, and document marker cleanup,...

CVE-2026-45756 Symfony: JsonPath Evaluates Attacker-Controlled Regular Expressions in match()/search() Without Limits — ReDoS

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 7.3.0-BETA1 until 7.4.12 and 8.0.12, the JsonPath component compiles attacker-controlled match and search filter patterns directly into pregmatch without a length cap, i-regexp restriction, or...

Mistune has a ReDoS in LINK_TITLE_RE that allows denial of service via crafted Markdown input

SummaryA ReDoS Regular Expression Denial of Service vulnerability in LINKTITLERE allows an attacker who can supply Markdown for parsing to cause denial of service. A crafted 58-byte Markdown document blocks the parser for approximately 6 seconds measured on Apple M2, Python 3.14.3, with exponenti...

PT-2026-59691

Summary The CSS selector parser in soupsieve the CSS selector engine for Beautiful Soup 4 contains a regular expression vulnerable to catastrophic backtracking. When processing an attribute selector with an unterminated quoted value, the VALUE regex pattern in css parser.py enters exponential...

PT-2026-60780

Name of the Vulnerable Software and Affected Versions HTTP::Date versions prior to 6.08 Description An issue exists where the parse date function, which is also used by str2time, is susceptible to Regular Expression Denial of Service ReDoS. This occurs because several regex patterns use unbounded...

CVE-2026-59220

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.2 before 0.10.0, the SKILLMENTIONRE and stripre regular expressions in backend/openwebui/utils/middleware.py parsed skill mentions with overlapping quantifiers, allowing an authenticated chat message...

CVE-2026-59220

Open WebUI (self-hosted AI platform) has a ReDoS in theSkill mention handling. In versions before 0.10.0, the SKILL_MENTION_RE and strip_re regexes in backend/open_webui/utils/middleware.py parsed mentions with overlapping quantifiers, allowing an authenticated user to send a message containing ...

org.hl7.fhir.core: ReDoS via FHIRPath matches()/replaceMatches() in FHIR Validator HTTP Endpoint

Summary All implementations of FHIRPathEngine accept arbitrary FHIRPath expressions and evaluate them without input validation. The utility intended to secure this evaluation did so incorrectly, and did not fully cover all places in which evaluation was being done. An attacker can send a resource...

PT-2026-56841

Name of the Vulnerable Software and Affected Versions HAPI FHIR versions prior to 6.9.9 HAPI FHIR versions prior to 6.9.4.2 Description Implementations of FHIRPathEngine evaluate arbitrary FHIRPath expressions without proper input validation. The functions matches, matchesFull, and replaceMatches...

CVE-2026-55470 HAPI FHIR: DSTU2 FHIRPathEngine.matches() missing RegexTimeout protection allows ReDoS

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to 6.9.10, the fix for CVE-2026-45367 incompletely patched the DSTU2 module, leaving FHIRPathEngine.matches in org.hl7.fhir.dstu2/utils/FHIRPathEngine.java to call raw String.matchessw...

EUVD-2026-42440

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to 6.9.10, the fix for CVE-2026-45367 incompletely patched the DSTU2 module, leaving FHIRPathEngine.matches in org.hl7.fhir.dstu2/utils/FHIRPathEngine.java to call raw String.matchessw...

CVE-2026-55470

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to 6.9.10, the fix for CVE-2026-45367 incompletely patched the DSTU2 module, leaving FHIRPathEngine.matches in org.hl7.fhir.dstu2/utils/FHIRPathEngine.java to call raw String.matchessw...

CVE-2026-55470: Inefficient Regular Expression Complexity

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to 6.9.10, the fix for CVE-2026-45367 incompletely patched the DSTU2 module, leaving FHIRPathEngine.matches in org.hl7.fhir.dstu2/utils/FHIRPathEngine.java to call raw String.matchessw...

CVE-2026-14895

String::Util versions before 1.36 for Perl are susceptible to a regular expression denial of service. The trim and rtrim functions stripped trailing whitespace with s/\s$//u. Because \s matches greedily and the $ anchor fails whenever a non-whitespace character follows the whitespace, the regex...