{"api_version":"1","generated_at":"2026-07-23T14:16:58+00:00","cve":"CVE-2021-43753","urls":{"html":"https://cve.report/CVE-2021-43753","api":"https://cve.report/api/cve/CVE-2021-43753.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-43753","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-43753"},"summary":{"title":"CVE-2021-43753","description":"Adobe Lightroom versions 4.4 (and earlier) are affected by a use-after-free vulnerability in the processing of parsing TIF files that could result in privilege escalation. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","state":"PUBLIC","assigner":"psirt@adobe.com","published_at":"2023-09-07 13:15:00","updated_at":"2023-09-14 15:57:00"},"problem_types":["CWE-416"],"metrics":[],"references":[{"url":"https://helpx.adobe.com/security/products/lightroom/apsb21-119.html","name":"https://helpx.adobe.com/security/products/lightroom/apsb21-119.html","refsource":"MISC","tags":[],"title":"Adobe Security Bulletin","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-43753","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43753","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"43753","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"adobe","cpe5":"lightroom","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"43753","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-43753","qid":"376168","title":"Adobe Lightroom Privilege Escalation Vulnerability (APSB21-119)"}]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2021-43753","ASSIGNER":"psirt@adobe.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"Adobe Lightroom versions 4.4 (and earlier) are affected by a use-after-free vulnerability in the processing of parsing TIF files that could result in privilege escalation. Exploitation of this issue requires user interaction in that a victim must open a malicious file."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Use After Free (CWE-416)","cweId":"CWE-416"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Adobe","product":{"product_data":[{"product_name":"Lightroom Desktop","version":{"version_data":[{"version_value":"not down converted","x_cve_json_5_version_data":{"versions":[{"lessThanOrEqual":"4.4","status":"affected","version":"0","versionType":"semver"}],"defaultStatus":"affected"}}]}}]}}]}},"references":{"reference_data":[{"url":"https://helpx.adobe.com/security/products/lightroom/apsb21-119.html","refsource":"MISC","name":"https://helpx.adobe.com/security/products/lightroom/apsb21-119.html"}]},"source":{"discovery":"EXTERNAL"},"impact":{"cvss":[{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","availabilityRequirement":"NOT_DEFINED","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","confidentialityRequirement":"NOT_DEFINED","environmentalScore":7.8,"environmentalSeverity":"HIGH","exploitCodeMaturity":"NOT_DEFINED","integrityImpact":"HIGH","integrityRequirement":"NOT_DEFINED","modifiedAttackComplexity":"LOW","modifiedAttackVector":"LOCAL","modifiedAvailabilityImpact":"HIGH","modifiedConfidentialityImpact":"HIGH","modifiedIntegrityImpact":"HIGH","modifiedPrivilegesRequired":"NONE","modifiedScope":"NOT_DEFINED","modifiedUserInteraction":"REQUIRED","privilegesRequired":"NONE","remediationLevel":"NOT_DEFINED","reportConfidence":"NOT_DEFINED","scope":"UNCHANGED","temporalScore":7.8,"temporalSeverity":"HIGH","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}]}},"nvd":{"publishedDate":"2023-09-07 13:15:00","lastModifiedDate":"2023-09-14 15:57:00","problem_types":["CWE-416"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:adobe:lightroom:*:*:*:*:*:*:*:*","versionEndExcluding":"5.1","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"43753","Ordinal":"221270","Title":"CVE-2021-43753","CVE":"CVE-2021-43753","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"43753","Ordinal":"1","NoteData":"** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}