[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f3cah2fesJFnU9DtgebOVmdVDBbxJ6u7rNjZ9aMp4XCQ":3,"g5a-ex:ruby-lang\u002Fwebrick@*":122,"g5a-family:ruby-lang\u002Fwebrick":124},{"success":4,"data":5},true,{"product":6,"versions":49,"topVulnerabilitiesByEpss":66,"kevVulnerabilities":99,"seoMetadata":100,"meta":119},{"vendorName":7,"productName":8,"versionCount":9,"totalCves":10,"kevCount":11,"lastCveUpdate":12,"versions":13,"description":48},"ruby-lang","webrick",16,5,0,"2025-06-25",[14,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46],{"version":15,"cve_count":16,"kev_count":11,"has_kev":17},"1.3.1",1,false,{"version":19,"cve_count":11,"kev_count":11,"has_kev":17},"1.4.0",{"version":21,"cve_count":11,"kev_count":11,"has_kev":17},"1.4.1",{"version":23,"cve_count":16,"kev_count":11,"has_kev":17},"1.4.2",{"version":25,"cve_count":11,"kev_count":11,"has_kev":17},"1.4.3",{"version":27,"cve_count":11,"kev_count":11,"has_kev":17},"1.4.4",{"version":29,"cve_count":11,"kev_count":11,"has_kev":17},"1.5.0",{"version":31,"cve_count":11,"kev_count":11,"has_kev":17},"1.5.1",{"version":33,"cve_count":11,"kev_count":11,"has_kev":17},"1.6.0",{"version":35,"cve_count":11,"kev_count":11,"has_kev":17},"1.6.1",{"version":37,"cve_count":11,"kev_count":11,"has_kev":17},"1.7.0",{"version":39,"cve_count":11,"kev_count":11,"has_kev":17},"1.8.0",{"version":41,"cve_count":11,"kev_count":11,"has_kev":17},"1.8.1",{"version":43,"cve_count":11,"kev_count":11,"has_kev":17},"1.8.2",{"version":45,"cve_count":11,"kev_count":11,"has_kev":17},"1.9.0",{"version":47,"cve_count":11,"kev_count":11,"has_kev":17},"1.9.1","Webrick by Ruby-lang is a technology product with 16 tracked versions and 5 known security vulnerabilities. Get comprehensive security analysis, vulnerability tracking, and threat intelligence for this product.",[50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65],{"version":15,"cve_count":16,"kev_count":11,"has_kev":17},{"version":19,"cve_count":11,"kev_count":11,"has_kev":17},{"version":21,"cve_count":11,"kev_count":11,"has_kev":17},{"version":23,"cve_count":16,"kev_count":11,"has_kev":17},{"version":25,"cve_count":11,"kev_count":11,"has_kev":17},{"version":27,"cve_count":11,"kev_count":11,"has_kev":17},{"version":29,"cve_count":11,"kev_count":11,"has_kev":17},{"version":31,"cve_count":11,"kev_count":11,"has_kev":17},{"version":33,"cve_count":11,"kev_count":11,"has_kev":17},{"version":35,"cve_count":11,"kev_count":11,"has_kev":17},{"version":37,"cve_count":11,"kev_count":11,"has_kev":17},{"version":39,"cve_count":11,"kev_count":11,"has_kev":17},{"version":41,"cve_count":11,"kev_count":11,"has_kev":17},{"version":43,"cve_count":11,"kev_count":11,"has_kev":17},{"version":45,"cve_count":11,"kev_count":11,"has_kev":17},{"version":47,"cve_count":11,"kev_count":11,"has_kev":17},[67,74,81,87,94],{"cveId":68,"description":69,"publishedDate":70,"cvssScore":10,"cvssVersion":71,"severity":72,"isKev":17,"epssScore":73},"CVE-2008-1145","Directory traversal vulnerability in WEBrick in Ruby 1.8 before 1.8.5-p115 and 1.8.6-p114, and 1.9 through 1.9.0-1, when running on systems that support backslash (\\) path separators or case-insensitive file names, allows remote attackers to access arbitrary files via (1) \"..%5c\" (encoded backslash) sequences or (2) filenames that match patterns in the :NondisclosureName option.","2008-03-04","v2","Medium",0.27778,{"cveId":75,"description":76,"publishedDate":77,"cvssScore":78,"cvssVersion":71,"severity":79,"isKev":17,"epssScore":80},"CVE-2009-4492","WEBrick 1.3.1 in Ruby 1.8.6 through patchlevel 383, 1.8.7 through patchlevel 248, 1.8.8dev, 1.9.1 through patchlevel 376, and 1.9.2dev writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.","2010-01-13",7.5,"High",0.1623,{"cveId":82,"description":83,"publishedDate":84,"cvssScore":78,"cvssVersion":85,"severity":79,"isKev":17,"epssScore":86},"CVE-2020-25613","An issue was discovered in Ruby through 2.5.8, 2.6.x through 2.6.6, and 2.7.x through 2.7.1. WEBrick, a simple HTTP server bundled with Ruby, had not checked the transfer-encoding header value rigorously. An attacker may potentially exploit this issue to bypass a reverse proxy (which also has a poor header check), which may lead to an HTTP Request Smuggling attack.","2020-10-06","v3.1",0.03818,{"cveId":88,"description":89,"publishedDate":90,"cvssScore":91,"cvssVersion":92,"severity":72,"isKev":17,"epssScore":93},"CVE-2019-11879","The WEBrick gem 1.4.2 for Ruby allows directory traversal if the attacker once had local access to create a symlink to a location outside of the web root directory. NOTE: The vendor states that this is analogous to Options FollowSymlinks in the Apache HTTP Server, and therefore it is \"not a problem.","2019-05-10",5.5,"v3.0",0.00549,{"cveId":95,"description":96,"publishedDate":12,"cvssScore":97,"cvssVersion":85,"severity":72,"isKev":17,"epssScore":98},"CVE-2025-6442","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 that fulfills specific conditions.\n\nThe specific flaw exists within the read_headers method. The issue results from the inconsistent parsing of terminators of HTTP headers. An attacker can leverage this vulnerability to smuggle arbitrary HTTP requests. Was ZDI-CAN-21876.",5.9,0.00495,[],{"title":101,"metaDescription":102,"keywords":103,"structuredData":104},"Webrick by Ruby-lang - Security Vulnerabilities & Analysis | Precursor Intelligence","Comprehensive security analysis for Webrick by Ruby-lang covering 16 versions with 5 tracked vulnerabilities. Real-time threat intelligence, CVE tracking, and security recommendations.","Webrick vulnerabilities, Webrick security, Webrick CVE, Ruby-lang Webrick, Webrick threat intelligence, Ruby-lang security, product security analysis, cybersecurity threats, vulnerability management, CVE tracking",{"@context":105,"@type":106,"name":107,"description":102,"url":108,"manufacturer":109,"applicationCategory":113,"softwareVersion":114,"mainEntity":115},"https:\u002F\u002Fschema.org","SoftwareApplication","Webrick","https:\u002F\u002Fprecursorintelligence.com\u002Fvulnerabilities\u002Ftechnologies\u002Fvendors\u002Fruby-lang\u002Fwebrick",{"@type":110,"name":111,"url":112},"Organization","Ruby-lang","https:\u002F\u002Fprecursorintelligence.com\u002Fvendors\u002Fruby-lang","Security Software","16 versions tracked",{"@type":116,"name":117,"description":118,"vulnerabilityCount":10,"dateModified":12},"SecurityVulnerability","Webrick Security Vulnerabilities","Security vulnerabilities affecting Webrick by Ruby-lang",{"totalVersions":9,"totalVulnerabilities":10,"kevVulnerabilities":11,"lastUpdated":12,"generatedAt":120,"apiVersion":121},"2026-10-17T17:24:16.506Z","3.0",{"rows":123,"total":11,"capped":17,"failed":11},[],[]]