{"id":"CVE-2026-33361","aliases":["EUVD-2026-29105","GHSA-pfqv-vhwj-2rjw"],"status":"published","title":"Meari weak XOR obfuscation","description":"In Meari IoT SDK image handling (libmrplayer.so) as observed in CloudEdge 5.5.0 (build 220), Arenti 1.8.1 (build 220), and related white-label apps (\u003c= 1.8.x), baby monitor \".jpgx3\" files use reversible XOR over only the first 1024 bytes with a predictable key derivation model.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00167,"percentile":0.06018,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-326"],"published":"2026-05-11T16:03:55Z","modified":"2026-10-26T18:10:00Z","products":[{"vendor":"meari","product":"com.meari.sdk"}],"references":[{"url":"https://github.com/xn0tsa/nobody-puts-baby-in-a-corner","tags":["technical-description"]},{"url":"https://www.runzero.com/advisories/meari-weak-xor-obfuscation-cve-2026-33361/","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33361"},{"url":"https://www.runzero.com/advisories/meari-weak-xor-obfuscation-cve-2026-33361"},{"url":"https://github.com/advisories/GHSA-pfqv-vhwj-2rjw"}],"sources":{"cve":[{"id":"CVE-2026-33361","title":"Meari weak XOR obfuscation","description":"In Meari IoT SDK image handling (libmrplayer.so) as observed in CloudEdge 5.5.0 (build 220), Arenti 1.8.1 (build 220), and related white-label apps (\u003c= 1.8.x), baby monitor \".jpgx3\" files use reversible XOR over only the first 1024 bytes with a predictable key derivation model.","status":"published","published":"2026-05-11T16:03:55.746Z","modified":"2026-05-11T18:17:43.933Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-326"],"updated_at":"2026-11-02T14:20:08.009733Z"}],"euvd":[{"id":"EUVD-2026-29105","description":"In Meari IoT SDK image handling (libmrplayer.so) as observed in CloudEdge 5.5.0 (build 220), Arenti 1.8.1 (build 220), and related white-label apps (\u003c= 1.8.x), baby monitor \".jpgx3\" files use reversible XOR over only the first 1024 bytes with a predictable key derivation model.","status":"published","published":"2026-05-11T16:03:55Z","modified":"2026-05-11T18:17:43Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T19:05:10.375554Z"}],"ghsa":[{"id":"GHSA-pfqv-vhwj-2rjw","title":"In Meari IoT SDK image handling (libmrplayer.so) as observed in CloudEdge 5.5.0 (build 220),...","description":"In Meari IoT SDK image handling (libmrplayer.so) as observed in CloudEdge 5.5.0 (build 220), Arenti 1.8.1 (build 220), and related white-label apps (\u003c= 1.8.x), baby monitor \".jpgx3\" files use reversible XOR over only the first 1024 bytes with a predictable key derivation model.","status":"published","published":"2026-05-11T18:31:45Z","modified":"2026-05-11T18:31:54Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-326"],"updated_at":"2026-11-02T15:07:59.393178Z"}],"nvd":[{"id":"CVE-2026-33361","description":"In Meari IoT SDK image handling (libmrplayer.so) as observed in CloudEdge 5.5.0 (build 220), Arenti 1.8.1 (build 220), and related white-label apps (\u003c= 1.8.x), baby monitor \".jpgx3\" files use reversible XOR over only the first 1024 bytes with a predictable key derivation model.","status":"published","published":"2026-05-11T17:16:30.97Z","modified":"2026-10-26T18:10:00.173Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-326"],"updated_at":"2026-11-02T14:12:18.239974Z"}]}}