CVE-2026-28639

At a glance

Severity: HIGH 7.8
EPSS: EPSS 0.10 % · percentile 1 (2026-10-27)
State: PUBLISHED
Published: 2026-09-08
Updated: 2026-09-10
Assigner: google_android
NVD status: Analyzed

Description

In rw_mfc_handle_read_op of rw_mfc.cc, there is a possible out of bounds write 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.

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-693

European references

ENISA EUVD · EUVD-2026-73980
GCVE · GCVE-0-2026-28639

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:14.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:*
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 ; affected 16 ; affected 15 ; affected 14

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