[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f3EUO2mB-v-m4k0m7gMTe1xu8XnI8DOGepypUl8VZL-M":3,"g5a-ex:microsoft\u002Fsystem.text.encodings.web@*":65,"g5a-family:microsoft\u002Fsystem.text.encodings.web":67},{"success":4,"data":5},true,{"product":6,"versions":20,"topVulnerabilitiesByEpss":23,"kevVulnerabilities":42,"seoMetadata":43,"meta":62},{"vendorName":7,"productName":8,"versionCount":9,"totalCves":10,"kevCount":11,"lastCveUpdate":12,"versions":13,"description":19},"microsoft","system.text.encodings.web",2,3,0,"2017-05-12",[14,17],{"version":15,"cve_count":10,"kev_count":11,"has_kev":16},"4.0.0",false,{"version":18,"cve_count":10,"kev_count":11,"has_kev":16},"4.3.0","System.text.encodings.web by Microsoft is a technology product with 2 tracked versions and 3 known security vulnerabilities. Get comprehensive security analysis, vulnerability tracking, and threat intelligence for this product.",[21,22],{"version":15,"cve_count":10,"kev_count":11,"has_kev":16},{"version":18,"cve_count":10,"kev_count":11,"has_kev":16},[24,31,36],{"cveId":25,"description":26,"publishedDate":12,"cvssScore":27,"cvssVersion":28,"severity":29,"isKev":16,"epssScore":30},"CVE-2017-0247","A denial of service vulnerability exists when the ASP.NET Core fails to properly validate web requests. NOTE: Microsoft has not commented on third-party claims that the issue is that the TextEncoder.EncodeCore function in the System.Text.Encodings.Web package in ASP.NET Core Mvc before 1.0.4 and 1.1.x before 1.1.3 allows remote attackers to cause a denial of service by leveraging failure to properly calculate the length of 4-byte characters in the Unicode Non-Character range.",7.5,"v3.0","High",0.16911,{"cveId":32,"description":33,"publishedDate":12,"cvssScore":34,"cvssVersion":28,"severity":29,"isKev":16,"epssScore":35},"CVE-2017-0249","An elevation of privilege vulnerability exists when the ASP.NET Core fails to properly sanitize web requests.",7.3,0.04249,{"cveId":37,"description":38,"publishedDate":12,"cvssScore":39,"cvssVersion":28,"severity":40,"isKev":16,"epssScore":41},"CVE-2017-0256","A spoofing vulnerability exists when the ASP.NET Core fails to properly sanitize web requests.",5.3,"Medium",0.03542,[],{"title":44,"metaDescription":45,"keywords":46,"structuredData":47},"System.text.encodings.web by Microsoft - Security Vulnerabilities & Analysis | Precursor Intelligence","Comprehensive security analysis for System.text.encodings.web by Microsoft covering 2 versions with 3 tracked vulnerabilities. Real-time threat intelligence, CVE tracking, and security recommendations.","System.text.encodings.web vulnerabilities, System.text.encodings.web security, System.text.encodings.web CVE, Microsoft System.text.encodings.web, System.text.encodings.web threat intelligence, Microsoft security, product security analysis, cybersecurity threats, vulnerability management, CVE tracking",{"@context":48,"@type":49,"name":50,"description":45,"url":51,"manufacturer":52,"applicationCategory":56,"softwareVersion":57,"mainEntity":58},"https:\u002F\u002Fschema.org","SoftwareApplication","System.text.encodings.web","https:\u002F\u002Fprecursorintelligence.com\u002Fvulnerabilities\u002Ftechnologies\u002Fvendors\u002Fmicrosoft\u002Fsystem.text.encodings.web",{"@type":53,"name":54,"url":55},"Organization","Microsoft","https:\u002F\u002Fprecursorintelligence.com\u002Fvendors\u002Fmicrosoft","Security Software","2 versions tracked",{"@type":59,"name":60,"description":61,"vulnerabilityCount":10,"dateModified":12},"SecurityVulnerability","System.text.encodings.web Security Vulnerabilities","Security vulnerabilities affecting System.text.encodings.web by Microsoft",{"totalVersions":9,"totalVulnerabilities":10,"kevVulnerabilities":11,"lastUpdated":12,"generatedAt":63,"apiVersion":64},"2026-10-18T21:08:32.245Z","3.0",{"rows":66,"total":11,"capped":16,"failed":11},[],[]]