CVE-2026-28657

At a glance

Severity: HIGH 7.8
EPSS: EPSS 0.09 % · percentile 0 (2026-10-27)
State: PUBLISHED
Published: 2026-09-08
Updated: 2026-09-10
Assigner: google_android
NVD status: Analyzed

Description

In onActivityResult of AppWidgetConfigActivityProxy.java, there is a possible unauthorized URI permission grant due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CISA-ADP
CVSS 3.1	HIGH 7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

CWE-441

European references

ENISA EUVD · EUVD-2026-73988
GCVE · GCVE-0-2026-28657

CERT-FR advisories

CERTFR-2026-AVI-1158 — Multiples vulnérabilités dans Google Android · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:google:android:16.0:qpr2:*:*:*:*:*:*
cpe:2.3:o:google:android:17.0:-:*:*:*:*:*:*

Affected products

Product	Versions
Google · Android	affected 17 ; affected 16-qpr2

References

https://source.android.com/docs/security/bulletin/2026/2026-09-01

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD