{"id":"CVE-2026-89229","title":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in the ShareActivity component of BlueLM Copilot (com.vivo.ai.copilot) allows a malicious application installed on the same device to write arbitrary files vi…","summary":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in the ShareActivity component of BlueLM Copilot (com.vivo.ai.copilot) allows a malicious application installed on the same device to write arbitrary files vi…","severity":"medium","cvss":5.1,"cvssVector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","cvssSource":"cna","cwe":["CWE-22"],"vendor":"vivo","product":"BlueLM Copilot","affected":["bluelm_copilot < 7.2.0.0"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-03T18:19:10.734514Z"},"published":"2026-11-03","updated":"2026-11-03","sourceUpdated":"2026-11-03T18:19:20.372Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-89229","references":[{"url":"https://www.vivo.com/en/support/security-advisory-detail?id=26"}],"tags":["cve.org"],"epss":0.00189,"epssPercentile":0.08579,"ingestedAt":"2026-11-05T20:33:06.343Z","slug":"CVE-2026-89229","body":"## Overview\n\nImproper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in the ShareActivity component of BlueLM Copilot (com.vivo.ai.copilot) allows a malicious application installed on the same device to write arbitrary files via a crafted ACTION_SEND intent with a ContentProvider-supplied file name containing '..' sequences.\n\n## Affected\n\n- `bluelm_copilot < 7.2.0.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":28,"depthScoreParts":{"impact":28.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}