EUVD-2026-74006
GHSA-63mh-7mg2-j9fp
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Local access with low-privileged app required (AV:L/PR:L); logic error is straightforward to trigger once present (AC:L); full process compromise yields C:H/I:H/A:H.
Primary rating from Vendor (android).
CVSS VectorVendor: android
Lifecycle Timeline
5DescriptionCVE.org
In serviceClassExists of InCallController.java, there is a possible arbitrary code execution due to a logic error in the code. 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 17's telephony stack allows a low-privileged app to achieve arbitrary code execution without user interaction. The logic error in the serviceClassExists method of InCallController.java (CWE-693, Protection Mechanism Failure) enables an attacker with local shell or app access to elevate privileges to those of the telecom service process, gaining full read, write, and execution control. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a malicious application to be installed and running on the target Android 17 device with at least low-level user privileges (PR:L). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 7.8 score reflects a meaningful local privilege escalation with full C/I/A impact on the vulnerable component. … 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 security patches distributed via the Android Security Bulletin for the 2026-09-01 patch level, available at https://source.android.com/docs/security/bulletin/2026/2026-09-01. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: Catalog all Android 17 devices in your fleet and identify those with telephony-critical workflows; audit which apps have telephony-related permissions and document shell access controls. …
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Same weakness CWE-693 – Protection Mechanism Failure
View allSame technique Privilege Escalation
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External POC / Exploit Code
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