{"id":"CVE-2026-55273","title":"In AppendCommentLine of AnnotationProcessor.cpp, there is a possible supply chain risk due to improper input validation","summary":"In AppendCommentLine of AnnotationProcessor.cpp, there is a possible supply chain risk due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-20"],"vendor":"Google","product":"Android","affected":["Android 17","Android 16-qpr2","Android 16"],"published":"2026-09-08","updated":"2026-09-08","sourceUpdated":"2026-09-08T20:17:35.050","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-55273","references":[{"url":"https://source.android.com/docs/security/bulletin/2026/2026-09-01","label":"security@android.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-08T19:36:42.781089Z"},"ingestedAt":"2026-09-08T19:08:49.640Z","epss":0.00079,"epssPercentile":0.00174,"slug":"CVE-2026-55273","body":"## Overview\n\nIn AppendCommentLine of AnnotationProcessor.cpp, there is a possible supply chain risk due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":6072,"id":"CVE-2026-55273","ts":1788898245098,"field":"cvss","old":null,"new":"7.8"},{"seq":6071,"id":"CVE-2026-55273","ts":1788898245098,"field":"severity","old":"none","new":"high"}]}