CVE-2026-55273: Elevation of privilege in Google Android
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 not needed for exploitation.
AI Analysis
Technical Summary
This vulnerability in Google Android's AnnotationProcessor.cpp file involves improper input validation in the AppendCommentLine function. This flaw could be exploited locally to escalate privileges without needing extra execution rights or user interaction. The affected versions explicitly include Android 16, 16-qpr2, and 17. No CVSS score or detailed vendor remediation information is currently available.
Potential Impact
Successful exploitation could allow a local attacker to escalate privileges on the affected Android device. No user interaction is required, increasing the risk of automated or stealthy attacks. However, there are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict local access to trusted users and monitor for suspicious activity related to privilege escalation attempts.
CVE-2026-55273: Elevation of privilege in Google Android
Description
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 not needed for exploitation.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Android's AnnotationProcessor.cpp file involves improper input validation in the AppendCommentLine function. This flaw could be exploited locally to escalate privileges without needing extra execution rights or user interaction. The affected versions explicitly include Android 16, 16-qpr2, and 17. No CVSS score or detailed vendor remediation information is currently available.
Potential Impact
Successful exploitation could allow a local attacker to escalate privileges on the affected Android device. No user interaction is required, increasing the risk of automated or stealthy attacks. However, there are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict local access to trusted users and monitor for suspicious activity related to privilege escalation attempts.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- google_android
- Date Reserved
- 2026-06-16T17:39:57.723Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6aa0561bacd9273b490f55c1
Added to database: 09/08/2026, 18:38:19 UTC
Last enriched: 09/08/2026, 19:08:11 UTC
Last updated: 09/09/2026, 02:04:24 UTC
Views: 7
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