What is CVE-2026-58865?

CVE-2026-58865 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2026-10-05.

How severe is CVE-2026-58865?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Google Android

CVE-2026-58865

In multiple functions of PduParser.java, there is a possible persistent denial of service due to a missing bounds check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.

Vulnerability class: Buffer Overflow

Published 2026-10-05 · last modified 2026-10-06.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Google Android — versions 14, 15, 16

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

source.android.com/docs/security/bulletin/2026/2026-10-01

Frequently asked questions

What is CVE-2026-58865?: CVE-2026-58865 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2026-10-05.
How severe is CVE-2026-58865?: High severity. CVSS v3 base score is 7.5 out of 10.