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PatchSiren cyber security CVE debrief

CVE-2026-28615 Google CVE debrief

CVE-2026-28615 is a critical vulnerability in the Telecomm component of the Android operating system. It allows for local escalation of privilege due to a permissions bypass, enabling an attacker to initiate unauthorized phone calls without requiring additional execution privileges or user interaction. This issue has a CVSS score of 10 and is classified as CRITICAL. Android users and administrators should be aware of this vulnerability, as it could lead to unauthorized actions. Google has acknowledged the issue and provided a vendor advisory.

Vendor
Google
Product
Android
CVSS
CRITICAL 10
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-17
Original CVE updated
2026-06-18
Advisory published
2026-06-17
Advisory updated
2026-06-18

Who should care

Android users and administrators should be aware of this vulnerability, as it could lead to unauthorized phone calls and local escalation of privilege. Google has acknowledged the issue and provided a vendor advisory. Security teams and vulnerability management teams should prioritize patching this vulnerability.

Technical summary

The vulnerability is located in the Telecomm component of the Android operating system. A permissions bypass allows for local escalation of privilege, enabling an attacker to initiate unauthorized phone calls without requiring additional execution privileges or user interaction. This issue has a CVSS score of 10 and is classified as CRITICAL. The vulnerability can be exploited without user interaction and no additional execution privileges are needed.

Defensive priority

High priority should be given to patching this vulnerability, as it can lead to local escalation of privilege and unauthorized actions.

Recommended defensive actions

  • Apply the patch provided by Google as soon as possible
  • Ensure that the Android operating system is up-to-date
  • Monitor for any suspicious activity related to unauthorized phone calls
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was published on 2026-06-17T13:20:15.630Z and last modified on 2026-06-18T04:16:45.160Z. The NVD entry is currently Analyzed. This vulnerability affects the Telecomm component of the Android operating system, allowing for local escalation of privilege due to a permissions bypass. The issue has a CVSS score of 10 and is classified as CRITICAL. There is no additional execution privilege needed, and user interaction is not required for exploitation. The CVE record and NVD entry provide official details on this vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-28615 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-28615

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-28615 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-28615

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.