EUVD-2026-74017
GHSA-xg3f-rx44-cw93
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Local vector confirmed by description; PR:L reflects low-privilege app access needed; full C/I/A consistent with local privilege escalation to system/root.
Primary rating from Vendor (android).
CVSS VectorVendor: android
Lifecycle Timeline
4DescriptionCVE.org
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.
AnalysisAI
Local privilege escalation in Android 16, 16-QPR2, and 17 stems from improper input validation in the AppendCommentLine function of AnnotationProcessor.cpp. A low-privileged local attacker can exploit this CWE-20 flaw without user interaction to achieve full confidentiality, integrity, and availability impact, consistent with a complete privilege escalation on the device. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires local code execution on an affected Android device with at minimum low-privilege app-level access (consistent with PR:L in the CVSS vector). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H scores 7.8, indicating local exploitation with low complexity, low-privilege requirements, and no user interaction needed. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the Android September 2026 Security Patch Level (2026-09-01) as released by Google, available through OEM firmware updates and the Android Open Source Project. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: inventory all Android 16, 16-QPR2, and 17 devices across your organization and document their exposure based on user privilege levels and physical access controls. …
Sign in for detailed remediation steps and compensating controls.
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Same weakness CWE-20 – Improper Input Validation
View allSame technique Privilege Escalation
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External POC / Exploit Code
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