[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$feN_AzdAus_-ROLJg79Depzrf1EDfFWkQ67yJZVrOSXk":3,"g5a-risk:CVE-2026-86243":118},{"success":4,"data":5,"meta":115},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":32,"epssPercentile":26,"epssTimeSeries":33,"severity":35,"affectedProducts":36,"affectedProductsCount":42,"references":43,"referencesCount":55,"weaknesses":56,"weaknessesCount":42,"isActivelyExploited":65,"cisaInfo":26,"otxData":26,"relatedBlogPosts":66,"seoMetadata":67,"configurations":92,"relatedVendorCves":106,"notableEvents":107},"CVE-2026-86243","What is CVE-2026-86243?","Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash.\n\n\n\nThis issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected.\n\n\n\nUsers are recommended to upgrade to version 1.3.9 or 2.0.16, which fix the issue.","Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects...","2026-09-23T13:17:30.993","2026-10-06T13:53:46.107",7.5,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:N\u002FI:N\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":29,"CVSSMetricV2":30,"CVSSMetricV40":31},[16],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":27,"ImpactScore":28},"134c704f-9b21-4f2e-91b3-4a467353bcc0","Secondary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":23,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":23,"IntegrityImpact":23,"AvailabilityImpact":25,"BaseScore":12,"BaseSeverity":25,"ExploitCodeMaturity":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"TemporalSeverity":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":26,"ModifiedAttackVector":26,"ModifiedAttackComplexity":26,"ModifiedPrivilegesRequired":26,"ModifiedUserInteraction":26,"ModifiedScope":26,"ModifiedConfidentialityImpact":26,"ModifiedIntegrityImpact":26,"ModifiedAvailabilityImpact":26,"EnvironmentalScore":26,"EnvironmentalSeverity":26},"3.1","NETWORK","LOW","NONE","UNCHANGED","HIGH",null,3.9,3.6,[],[],[],0.00564,[34,34,34,34,32,32,32],0.00605,"High",[37],{"vendor":38,"product":39,"version":40,"criteria":41,"vulnerable":4},"apache","tomcat_native","*","cpe:2.3:a:apache:tomcat_native:*:*:*:*:*:*:*:*",1,[44,50],{"url":45,"source":46,"tags":47},"https:\u002F\u002Flists.apache.org\u002Fthread\u002F8p4jf02w54m22x0cwpq2x53w3ov8o557","Apache",[48,49],"Vendor Advisory","Mailing List",{"url":51,"source":52,"tags":53},"http:\u002F\u002Fwww.openwall.com\u002Flists\u002Foss-security\u002F2026\u002F09\u002F23\u002F31","Openwall",[49,54],"Third Party Advisory",2,[57],{"id":58,"name":59,"description":60,"extendedDescription":61,"status":62,"abstraction":63,"structure":64},"CWE-126","Buffer Over-read","The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.","This typically occurs when the pointer or its index is incremented to a position beyond the bounds of the buffer or when pointer arithmetic results in a position outside of the valid memory location to name a few. This may result in exposure of sensitive information or possibly a crash.","Draft","Variant","Simple",false,[],{"title":68,"metaDescription":69,"keywords":70,"canonicalUrl":71,"structuredData":72},"What is CVE-2026-86243? Vulnerability Analysis | Security Advisory | EdgeProtect","Comprehensive analysis of CVE-2026-86243, a high severity cyber security vulnerability from 2026. Buffer over-read vulnerability in Apache Tomcat Native duri...","CVE-2026-86243, CVE-2026-86243 vulnerability, CVE-2026-86243 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2026, CVSS score, exploit, patch, remediation, apache security, tomcat_native vulnerability","\u002Fwhat-is\u002Fcve-2026-86243",{"@context":73,"@type":74,"headline":68,"description":69,"datePublished":10,"dateModified":11,"author":75,"publisher":79,"about":83,"mainEntityOfPage":87,"articleSection":90,"keywords":91},"https:\u002F\u002Fschema.org","TechArticle",{"@type":76,"name":77,"url":78},"Organization","EdgeProtect","https:\u002F\u002Fedgeprotect.io",{"@type":76,"name":77,"url":78,"logo":80},{"@type":81,"url":82},"ImageObject","https:\u002F\u002Fedgeprotect.io\u002Fimg\u002Flogos\u002Fedgeprotect-logo-512.png",{"@type":84,"name":6,"description":85,"additionalType":86},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":88,"@id":89},"WebPage","https:\u002F\u002Fedgeprotect.io\u002Fwhat-is\u002Fcve-2026-86243","Cybersecurity","CVE-2026-86243, CVE-2026-86243 vulnerability, CVE-2026-86243 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[93],{"Operator":26,"Negate":26,"Nodes":94},[95],{"Operator":96,"Negate":65,"CPEMatch":97},"OR",[98,102],{"Vulnerable":4,"Criteria":41,"MatchCriteriaID":99,"VersionStartExcluding":26,"VersionStartIncluding":100,"VersionEndExcluding":101,"VersionEndIncluding":26},"F73CA9D6-BD48-4223-B2AC-6F345E0895C6","1.3.0","1.3.9",{"Vulnerable":4,"Criteria":41,"MatchCriteriaID":103,"VersionStartExcluding":26,"VersionStartIncluding":104,"VersionEndExcluding":105,"VersionEndIncluding":26},"AC3D1E2E-A1EE-4F33-8D7F-11D37A8AAE66","2.0.0","2.0.16",[],[108],{"id":109,"eventType":110,"eventTime":111,"details":112,"label":113,"color":114},"48be0d1e-f1ed-4f92-be03-d414aefefeb2","NEW_NVD","2026-09-24T04:01:38.489889+00:00","New CVE added to NVD","Published to NVD","blue",{"lastModified":11,"cacheTime":116,"version":117},1793198772246,"2.0",{"score":119,"band":120,"action":121,"scoredAt":122},47,"Medium","Plan remediation","2026-10-28T07:21:01.321989+00:00"]