CVE-2026-0139: In Modem, there is a possible out of bounds write due to a missing bounds check

Routine

HIGH 8.8MITIGATE

CVE-2026-0139 is a high-severity flaw (CVSS 8.8) affecting android. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 80%)
CISA exploited list	No
Weakness	CWE-119
Published	2026-06-16
Last modified	2026-10-25

Publisher (CNA): Google Devices · Vendor: google

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-16 20:16 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

google android MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-0139?

android: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-0139 being exploited?

CVE-2026-0139 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-0139 affect?

CVE-2026-0139 affects android. Severity is high (CVSS 8.8). In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

How urgent is CVE-2026-0139?

Priority 36/100. High severity

Software pages

Android vulnerabilities

Related CVEs

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CVE-2026-21023 MEDIUM 5.5 MITIGATE Insufficient verification of data authenticity in PackageManagerService prior to SMR Mar-2026 Release 1 allows
CVE-2026-0126 CRITICAL 9.8 MITIGATE In WC-Radio, there is a possible out of bounds write due to a missing bounds check
CVE-2026-0132 HIGH 8.8 MITIGATE In Modem, there is a possible out of bounds write due to a heap buffer overflow
CVE-2026-0136 HIGH 7.5 MITIGATE In Modem, there is a possible out of bounds read due to a missing bounds check

References

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