[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$flH-cWiTqOhSk4K8-23ys7MbvI2gis_opciks3_Xk6-U":3,"g5a-risk:CVE-2021-26072":119},{"success":4,"data":5,"meta":117},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":39,"epssPercentile":26,"epssTimeSeries":40,"severity":41,"affectedProducts":42,"affectedProductsCount":51,"references":52,"referencesCount":60,"weaknesses":61,"weaknessesCount":60,"isActivelyExploited":70,"cisaInfo":26,"otxData":26,"relatedBlogPosts":71,"seoMetadata":72,"configurations":97,"relatedVendorCves":108,"notableEvents":109},"CVE-2021-26072","What is CVE-2021-26072?","The WidgetConnector plugin in Confluence Server and Confluence Data Center before version 5.8.6 allowed remote attackers to manipulate the content of internal network resources via a blind Server-Side Request Forgery (SSRF) vulnerability.","The WidgetConnector plugin in Confluence Server and Confluence Data Center before version 5.8.6 allowed remote attackers to manipulate the content of interna...","2021-04-01T19:15:13.623","2022-07-27T14:04:15.34",4.3,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:U\u002FC:L\u002FI:N\u002FA:N",{"CVSSMetricV31":15,"CVSSMetricV30":26,"CVSSMetricV2":29,"CVSSMetricV40":26},[16],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":27,"ImpactScore":28},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":22,"IntegrityImpact":23,"AvailabilityImpact":23,"BaseScore":12,"BaseSeverity":25,"ExploitCodeMaturity":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"TemporalSeverity":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":23,"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","MEDIUM",null,2.8,1.4,[30],{"Source":17,"Type":18,"CVSSData":31,"BaseSeverity":25,"ExploitabilityScore":37,"ImpactScore":38,"ACInsufInfo":26,"ObtainAllPrivilege":26,"ObtainUserPrivilege":26,"ObtainOtherPrivilege":26,"UserInteractionRequired":26},{"Version":32,"VectorString":33,"AccessVector":21,"AccessComplexity":22,"Authentication":34,"ConfidentialityImpact":35,"IntegrityImpact":23,"AvailabilityImpact":23,"BaseScore":36,"BaseSeverity":26,"Exploitability":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"CollateralDamagePotential":26,"TargetDistribution":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":26,"EnvironmentalScore":26},"2.0","AV:N\u002FAC:L\u002FAu:S\u002FC:P\u002FI:N\u002FA:N","SINGLE","PARTIAL",4,8,2.9,0.38845,[39,39,39,39,39,39,39],"Medium",[43,48],{"vendor":44,"product":45,"version":46,"criteria":47,"vulnerable":4},"atlassian","confluence_data_center","*","cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",{"vendor":44,"product":49,"version":46,"criteria":50,"vulnerable":4},"confluence_server","cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*",2,[53],{"url":54,"source":55,"tags":56},"https:\u002F\u002Fjira.atlassian.com\u002Fbrowse\u002FCONFSERVER-61399","Atlassian",[57,58,59],"Issue Tracking","Patch","Vendor Advisory",1,[62],{"id":63,"name":64,"description":65,"extendedDescription":66,"status":67,"abstraction":68,"structure":69},"CWE-918","Server-Side Request Forgery (SSRF)","The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.","By providing URLs to unexpected hosts or ports, attackers can make it appear that the server is sending the request, possibly bypassing access controls such as firewalls that prevent the attackers from accessing the URLs directly. The server can be used as a proxy to conduct port scanning of hosts in internal networks, use other URLs such as that can access documents on the system (using file:\u002F\u002F), or use other protocols such as gopher:\u002F\u002F or tftp:\u002F\u002F, which may provide greater control over the contents of requests.","Incomplete","Base","Simple",false,[],{"title":73,"metaDescription":74,"keywords":75,"canonicalUrl":76,"structuredData":77},"What is CVE-2021-26072? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-26072, a medium severity cyber security vulnerability from 2021. High exploit probability (38.8%). The WidgetConnector plu...","CVE-2021-26072, CVE-2021-26072 vulnerability, CVE-2021-26072 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2021, CVSS score, exploit, patch, remediation, atlassian security, confluence_data_center vulnerability, confluence_server vulnerability, high risk vulnerability, actively exploited, exploit available","\u002Fwhat-is\u002Fcve-2021-26072",{"@context":78,"@type":79,"headline":73,"description":74,"datePublished":10,"dateModified":11,"author":80,"publisher":84,"about":88,"mainEntityOfPage":92,"articleSection":95,"keywords":96},"https:\u002F\u002Fschema.org","TechArticle",{"@type":81,"name":82,"url":83},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":81,"name":82,"url":83,"logo":85},{"@type":86,"url":87},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":89,"name":6,"description":90,"additionalType":91},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":93,"@id":94},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2021-26072","Cybersecurity","CVE-2021-26072, CVE-2021-26072 vulnerability, CVE-2021-26072 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[98],{"Operator":26,"Negate":26,"Nodes":99},[100],{"Operator":101,"Negate":26,"CPEMatch":102},"OR",[103,106],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":104,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":105,"VersionEndIncluding":26},"E9AAFFA9-E8EC-4F83-B38B-2B0A8C04DD59","5.8.6",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":107,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":105,"VersionEndIncluding":26},"3DE645E0-3780-4919-AE6F-ECFA55F3E3F6",[],[110],{"id":111,"eventType":112,"eventTime":113,"details":114,"label":115,"color":116},"d6122f93-58b3-4089-981e-a90c21755077","HIGH_EPSS_DELTA","2026-06-16T04:05:41.360878+00:00","Daily EPSS score increased by 0.213 on 2023-12-30","EPSS Score Increased","red",{"lastModified":11,"cacheTime":118,"version":32},1792377176586,{"score":120,"band":121,"action":122,"scoredAt":123},39,"Low","Monitor","2026-10-16T06:50:47.203048+00:00"]