[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fpNGsPqgA701KHqJQSz5EnxXq4cfZ9OD-wt2wKlWGR2U":3,"g5a-risk:CVE-2026-15076":119},{"success":4,"data":5,"meta":116},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":41,"epssPercentile":28,"epssTimeSeries":42,"severity":43,"affectedProducts":44,"affectedProductsCount":50,"references":51,"referencesCount":50,"weaknesses":57,"weaknessesCount":50,"isActivelyExploited":66,"cisaInfo":28,"otxData":28,"relatedBlogPosts":67,"seoMetadata":68,"configurations":93,"relatedVendorCves":107,"notableEvents":108},"CVE-2026-15076","What is CVE-2026-15076?","In versions up to and including 4.5.29 (4.x branch) and 5.1.4 (5.x branch), the WebClientSession component of Eclipse Vert.x Web Client does not validate that the Domain attribute of a Set-Cookie response header matches the originating server's domain, in violation of RFC 6265 section 5.3.\nAn attacker who controls any server that the victim application contacts can inject a cookie scoped to an arbitrary third-party domain; because the session store performs no cross-domain ownership check, it stores and later transmits that cookie to the targeted domain.\n\n\n\n\nWhen the victim application subsequently sends a request to the targeted domain using the same WebClientSession, it presents the attacker-injected cookie, causing the receiving service to process the request under the attacker's account. Sensitive data included in the victim application's requests, such as payment amounts, card details, or other API payloads, may then be accessible to the attacker through their own account on that service.","In versions up to and including 4.5.29 (4.x branch) and 5.1.4 (5.x branch), the WebClientSession component of Eclipse Vert.x Web Client does not validate tha...","2026-07-14T09:16:40.313","2026-07-14T20:53:32.31",8.2,"CVSS:4.0\u002FAV:N\u002FAC:L\u002FAT:P\u002FPR:N\u002FUI:N\u002FVC:H\u002FVI:N\u002FVA:N\u002FSC:N\u002FSI:N\u002FSA:N\u002FE:X\u002FCR:X\u002FIR:X\u002FAR:X\u002FMAV:X\u002FMAC:X\u002FMAT:X\u002FMPR:X\u002FMUI:X\u002FMVC:X\u002FMVI:X\u002FMVA:X\u002FMSC:X\u002FMSI:X\u002FMSA:X\u002FS:X\u002FAU:X\u002FR:X\u002FV:X\u002FRE:X\u002FU:X",{"CVSSMetricV31":15,"CVSSMetricV30":31,"CVSSMetricV2":32,"CVSSMetricV40":33},[16],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":29,"ImpactScore":30},"nvd@nist.gov","Primary",{"Version":20,"VectorString":21,"AttackVector":22,"AttackComplexity":23,"PrivilegesRequired":24,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":26,"IntegrityImpact":24,"AvailabilityImpact":24,"BaseScore":27,"BaseSeverity":26,"ExploitCodeMaturity":28,"RemediationLevel":28,"ReportConfidence":28,"TemporalScore":28,"TemporalSeverity":28,"ConfidentialityRequirement":28,"IntegrityRequirement":28,"AvailabilityRequirement":28,"ModifiedAttackVector":28,"ModifiedAttackComplexity":28,"ModifiedPrivilegesRequired":28,"ModifiedUserInteraction":28,"ModifiedScope":28,"ModifiedConfidentialityImpact":28,"ModifiedIntegrityImpact":28,"ModifiedAvailabilityImpact":28,"EnvironmentalScore":28,"EnvironmentalSeverity":28},"3.1","CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:H\u002FI:N\u002FA:N","NETWORK","LOW","NONE","UNCHANGED","HIGH",7.5,null,3.9,3.6,[],[],[34],{"Source":35,"Type":36,"CVSSData":37},"emo@eclipse.org","Secondary",{"Version":38,"VectorString":13,"BaseScore":12,"BaseSeverity":26,"AttackVector":22,"AttackComplexity":23,"AttackRequirements":39,"PrivilegesRequired":24,"UserInteraction":24,"VulnConfidentialityImpact":26,"VulnIntegrityImpact":24,"VulnAvailabilityImpact":24,"SubConfidentialityImpact":24,"SubIntegrityImpact":24,"SubAvailabilityImpact":24,"ExploitMaturity":40,"ConfidentialityRequirement":40,"IntegrityRequirement":40,"AvailabilityRequirement":40,"ModifiedAttackVector":40,"ModifiedAttackComplexity":40,"ModifiedAttackRequirements":40,"ModifiedPrivilegesRequired":40,"ModifiedUserInteraction":40,"ModifiedVulnConfidentialityImpact":40,"ModifiedVulnIntegrityImpact":40,"ModifiedVulnAvailabilityImpact":40,"ModifiedSubConfidentialityImpact":40,"ModifiedSubIntegrityImpact":40,"ModifiedSubAvailabilityImpact":40,"Safety":40,"Automatable":40,"Recovery":40,"ValueDensity":40,"VulnerabilityResponseEffort":40,"ProviderUrgency":40},"4.0","PRESENT","NOT_DEFINED",0.00197,[41,41,41,41,41,41,41],"High",[45],{"vendor":46,"product":47,"version":48,"criteria":49,"vulnerable":4},"eclipse","vert.x","*","cpe:2.3:a:eclipse:vert.x:*:*:*:*:*:*:*:*",1,[52],{"url":53,"source":54,"tags":55},"https:\u002F\u002Fgitlab.eclipse.org\u002Fsecurity\u002Fcve-assignment\u002F-\u002Fwork_items\u002F162","Eclipse",[56],"Issue Tracking",[58],{"id":59,"name":60,"description":61,"extendedDescription":62,"status":63,"abstraction":64,"structure":65},"CWE-346","Origin Validation Error","The product does not properly verify that the source of data or communication is valid.","","Draft","Class","Simple",false,[],{"title":69,"metaDescription":70,"keywords":71,"canonicalUrl":72,"structuredData":73},"What is CVE-2026-15076? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2026-15076, a high severity cyber security vulnerability from 2026. In versions up to and including 4.5.29 (4.x branch) and 5.1...","CVE-2026-15076, CVE-2026-15076 vulnerability, CVE-2026-15076 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, eclipse security, vert.x vulnerability","\u002Fwhat-is\u002Fcve-2026-15076",{"@context":74,"@type":75,"headline":69,"description":70,"datePublished":10,"dateModified":11,"author":76,"publisher":80,"about":84,"mainEntityOfPage":88,"articleSection":91,"keywords":92},"https:\u002F\u002Fschema.org","TechArticle",{"@type":77,"name":78,"url":79},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":77,"name":78,"url":79,"logo":81},{"@type":82,"url":83},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":85,"name":6,"description":86,"additionalType":87},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":89,"@id":90},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2026-15076","Cybersecurity","CVE-2026-15076, CVE-2026-15076 vulnerability, CVE-2026-15076 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[94],{"Operator":28,"Negate":28,"Nodes":95},[96],{"Operator":97,"Negate":66,"CPEMatch":98},"OR",[99,103],{"Vulnerable":4,"Criteria":49,"MatchCriteriaID":100,"VersionStartExcluding":28,"VersionStartIncluding":101,"VersionEndExcluding":28,"VersionEndIncluding":102},"DB153CF0-70BB-4DE1-87EE-92477ED3BD1D","4.0.0","4.5.29",{"Vulnerable":4,"Criteria":49,"MatchCriteriaID":104,"VersionStartExcluding":28,"VersionStartIncluding":105,"VersionEndExcluding":28,"VersionEndIncluding":106},"20CCD041-C4F7-4580-ABF9-91EF0C16E7F1","5.0.0","5.1.4",[],[109],{"id":110,"eventType":111,"eventTime":112,"details":113,"label":114,"color":115},"b73a0081-b8fc-4545-840b-94cbc9798e2c","NEW_NVD","2026-07-16T04:02:11.576734+00:00","New CVE added to NVD","Published to NVD","blue",{"lastModified":11,"cacheTime":117,"version":118},1792275701938,"2.0",{"score":120,"band":121,"action":122,"scoredAt":123},46,"Medium","Plan remediation","2026-10-16T07:14:59.141247+00:00"]