{"schemaVersion":3,"id":"CVE-2021-42726","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Adobe Bridge version 11.1.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious M4A file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.","dates":{"published":"2021-11-16T19:49:11.713Z","modified":"2024-09-16T18:24:40.886Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.3,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":7.8,"severity":"high","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7.8,"severity":"high","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":9.3,"severity":"high","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.02348,"percentile":0.83429,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.02348},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02348,"percentile":0.83429}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02348,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02348,"percentile":0.83429}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-788","name":"Access of Memory Location After End of Buffer","description":"The product reads or writes to a buffer using an index or pointer that references a memory location after the end of the buffer.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/788.html"},{"id":"CWE-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.html"}],"affected":[{"vendor":"adobe","product":"bridge","name":"bridge","label":"bridge","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ unspecified, ≤ 11.1.1","noFixRecorded":false,"fixedIn":null},{"text":"≥ unspecified, ≤ None","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ unspecified, ≤ 11.1.1 | ≥ unspecified, ≤ None","eol":null,"hubHref":"/vendor/adobe/bridge"},{"vendor":"adobe","product":"media_encoder","name":"media encoder","label":"media_encoder","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 15.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 15.4","eol":null,"hubHref":"/vendor/adobe/media_encoder"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://helpx.adobe.com/security/products/bridge/apsb21-94.html","label":"helpx.adobe.com/security/products/bridge/apsb21-94.html","hostname":"helpx.adobe.com","tags":["X Refsource MISC","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-11-16T19:49:11.713Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-09-16T18:24:40.886Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T23:56:39.388Z","stale":false,"partial":false}}