[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ft0d9TF2WbbLK36vlVPdqL07dKX4la7UkU6DqtWUIvIw":3,"g5a-risk:CVE-2021-26102":125},{"success":4,"data":5,"meta":122},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":37,"epssPercentile":29,"epssTimeSeries":38,"severity":39,"affectedProducts":40,"affectedProductsCount":46,"references":47,"referencesCount":46,"weaknesses":53,"weaknessesCount":68,"isActivelyExploited":69,"cisaInfo":29,"otxData":29,"relatedBlogPosts":70,"seoMetadata":71,"configurations":96,"relatedVendorCves":106,"notableEvents":107},"CVE-2021-26102","What is CVE-2021-26102?","A relative path traversal vulnerability (CWE-23) in FortiWAN version 4.5.7 and below, 4.4 all versions may allow a remote non-authenticated attacker to delete files on the system by sending a crafted POST request. In particular, deleting specific configuration files will reset the Admin password to its default value.","A relative path traversal vulnerability (CWE-23) in FortiWAN version 4.5.7 and below, 4.4 all versions may allow a remote non-authenticated attacker to delet...","2024-12-19T14:15:05.38","2025-01-21T20:29:43.85",9.1,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:N\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":29,"CVSSMetricV2":29,"CVSSMetricV40":29},[16,32],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":30,"ImpactScore":31},"psirt@fortinet.com","Secondary",{"Version":20,"VectorString":21,"AttackVector":22,"AttackComplexity":23,"PrivilegesRequired":24,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":26,"IntegrityImpact":26,"AvailabilityImpact":26,"BaseScore":27,"BaseSeverity":28,"ExploitCodeMaturity":29,"RemediationLevel":29,"ReportConfidence":29,"TemporalScore":29,"TemporalSeverity":29,"ConfidentialityRequirement":29,"IntegrityRequirement":29,"AvailabilityRequirement":26,"ModifiedAttackVector":29,"ModifiedAttackComplexity":29,"ModifiedPrivilegesRequired":29,"ModifiedUserInteraction":29,"ModifiedScope":29,"ModifiedConfidentialityImpact":29,"ModifiedIntegrityImpact":29,"ModifiedAvailabilityImpact":29,"EnvironmentalScore":29,"EnvironmentalSeverity":29},"3.1","CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H","NETWORK","LOW","NONE","UNCHANGED","HIGH",9.8,"CRITICAL",null,3.9,5.9,{"Source":33,"Type":34,"CVSSData":35,"ExploitabilityScore":30,"ImpactScore":36},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":22,"AttackComplexity":23,"PrivilegesRequired":24,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":24,"IntegrityImpact":26,"AvailabilityImpact":26,"BaseScore":12,"BaseSeverity":28,"ExploitCodeMaturity":29,"RemediationLevel":29,"ReportConfidence":29,"TemporalScore":29,"TemporalSeverity":29,"ConfidentialityRequirement":29,"IntegrityRequirement":29,"AvailabilityRequirement":26,"ModifiedAttackVector":29,"ModifiedAttackComplexity":29,"ModifiedPrivilegesRequired":29,"ModifiedUserInteraction":29,"ModifiedScope":29,"ModifiedConfidentialityImpact":29,"ModifiedIntegrityImpact":29,"ModifiedAvailabilityImpact":29,"EnvironmentalScore":29,"EnvironmentalSeverity":29},5.2,0.19728,[37,37,37,37,37,37,37],"Critical",[41],{"vendor":42,"product":43,"version":44,"criteria":45,"vulnerable":4},"fortinet","fortiwan","*","cpe:2.3:a:fortinet:fortiwan:*:*:*:*:*:*:*:*",1,[48],{"url":49,"source":50,"tags":51},"https:\u002F\u002Ffortiguard.fortinet.com\u002Fpsirt\u002FFG-IR-21-048","Fortinet",[52],"Vendor Advisory",[54,62],{"id":55,"name":56,"description":57,"extendedDescription":58,"status":59,"abstraction":60,"structure":61},"CWE-22","Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.","Many file operations are intended to take place within a restricted directory. By using special elements such as \"..\" and \"\u002F\" separators, attackers can escape outside of the restricted location to access files or directories that are elsewhere on the system. One of the most common special elements is the \"..\u002F\" sequence, which in most modern operating systems is interpreted as the parent directory of the current location. This is referred to as relative path traversal. Path traversal also covers the use of absolute pathnames such as \"\u002Fusr\u002Flocal\u002Fbin\" to access unexpected files. This is referred to as absolute path traversal.","Stable","Base","Simple",{"id":63,"name":64,"description":65,"extendedDescription":66,"status":67,"abstraction":60,"structure":61},"CWE-305","Authentication Bypass by Primary Weakness","The authentication algorithm is sound, but the implemented mechanism can be bypassed as the result of a separate weakness that is primary to the authentication error.","","Draft",2,false,[],{"title":72,"metaDescription":73,"keywords":74,"canonicalUrl":75,"structuredData":76},"What is CVE-2021-26102? Vulnerability Analysis | Security Advisory | EdgeProtect","Comprehensive analysis of CVE-2021-26102, a critical severity cyber security vulnerability from 2024. A relative path traversal vulnerability (CWE-23) in For...","CVE-2021-26102, CVE-2021-26102 vulnerability, CVE-2021-26102 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2024, CVSS score, exploit, patch, remediation, fortinet security, fortiwan vulnerability","\u002Fwhat-is\u002Fcve-2021-26102",{"@context":77,"@type":78,"headline":72,"description":73,"datePublished":10,"dateModified":11,"author":79,"publisher":83,"about":87,"mainEntityOfPage":91,"articleSection":94,"keywords":95},"https:\u002F\u002Fschema.org","TechArticle",{"@type":80,"name":81,"url":82},"Organization","EdgeProtect","https:\u002F\u002Fedgeprotect.io",{"@type":80,"name":81,"url":82,"logo":84},{"@type":85,"url":86},"ImageObject","https:\u002F\u002Fedgeprotect.io\u002Fimg\u002Flogos\u002Fedgeprotect-logo-512.png",{"@type":88,"name":6,"description":89,"additionalType":90},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":92,"@id":93},"WebPage","https:\u002F\u002Fedgeprotect.io\u002Fwhat-is\u002Fcve-2021-26102","Cybersecurity","CVE-2021-26102, CVE-2021-26102 vulnerability, CVE-2021-26102 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[97],{"Operator":29,"Negate":29,"Nodes":98},[99],{"Operator":100,"Negate":29,"CPEMatch":101},"OR",[102],{"Vulnerable":4,"Criteria":45,"MatchCriteriaID":103,"VersionStartExcluding":29,"VersionStartIncluding":104,"VersionEndExcluding":105,"VersionEndIncluding":29},"C177EBEF-63F1-47E4-9DBB-5424C6AFCB5A","4.4.0","4.5.8",[],[108,115],{"id":109,"eventType":110,"eventTime":111,"details":112,"label":113,"color":114},"09c7b243-2f1c-4c79-ab7a-e7472332142f","HIGH_EPSS_DELTA","2026-04-01T14:22:14.188969+00:00","Daily EPSS score increased by 0.327 on 2024-12-23","EPSS Score Increased","red",{"id":116,"eventType":117,"eventTime":118,"details":119,"label":120,"color":121},"16c92eae-beac-4c5f-a6d6-971b774792e7","LOW_EPSS_DELTA","2026-06-16T04:05:41.269958+00:00","Daily EPSS score decreased by 0.444 on 2024-12-23","EPSS Score Decreased","green",{"lastModified":11,"cacheTime":123,"version":124},1793219393182,"2.0",{"score":126,"band":127,"action":128,"scoredAt":129},56,"Medium","Plan remediation","2026-10-28T07:05:25.470912+00:00"]