CVE-2026-13870: Use after free in WebView in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to exec

Q: How do I fix CVE-2026-13870?

chrome: upgrade to 150.0.7871.47. Exact commands for each OS are on this page.

Q: Is CVE-2026-13870 being exploited?

CVE-2026-13870 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-13870 affect?

CVE-2026-13870 affects chrome. Severity is high (CVSS 8.8). Use after free in WebView in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)

This month

HIGH 8.8UPGRADE

CVE-2026-13870 is a high-severity flaw (CVSS 8.8) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Use after free in WebView in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-416
Published	2026-06-30
Last modified	2026-10-25

Publisher (CNA): Chrome · Vendor: google

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

Am I affected?

Timeline

2026-06-30 23:17 UTCPublished CVE record published
2026-10-25 21:10 UTCUpdated Record last modified

google chrome UPGRADE

Affected: < 150.0.7871.47

Fixed in: 150.0.7871.47

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy chrome || rpm -q chrome || chrome --version

2. UPGRADE to 150.0.7871.47 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade chrome

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade chrome

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2026-13870?

chrome: upgrade to 150.0.7871.47. Exact commands for each OS are on this page.

Is CVE-2026-13870 being exploited?

CVE-2026-13870 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-2026-13870 affect?

CVE-2026-13870 affects chrome. Severity is high (CVSS 8.8). Use after free in WebView in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)

How urgent is CVE-2026-13870?

Priority 42/100. High severity

Software pages

Android vulnerabilities · Google Chrome vulnerabilities · Chromium vulnerabilities

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References

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