CVE-2026-87609: Use after free in Sharing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to execu

Q: How do I fix CVE-2026-87609?

chrome: upgrade to 153.0.8010.36. Exact commands for each OS are on this page.

Q: Is CVE-2026-87609 being exploited?

CVE-2026-87609 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-2026-87609 affect?

CVE-2026-87609 affects chrome. Severity is critical (CVSS 9.6). Use after free in Sharing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: Medium)

Q: How urgent is CVE-2026-87609?

Priority 43/100. Critical severity

This month

CRITICAL 9.6UPGRADE

CVE-2026-87609 is a critical-severity flaw (CVSS 9.6) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Use after free in Sharing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: Medium)

Why this priority

Critical severity

A fixed release or distro patch exists.

Risk facts

CVSS score	9.6 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-416
Published	2026-09-09
Last modified	2026-09-10

Publisher (CNA): Chrome · Vendor: google

Last updated 2026-09-10 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-09-09 01:17 UTCPublished CVE record published
2026-09-10 04:18 UTCUpdated Record last modified

google chrome UPGRADE

Affected: < 153.0.8010.36

Fixed in: 153.0.8010.36

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 153.0.8010.36 (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-2026-87609?

chrome: upgrade to 153.0.8010.36. Exact commands for each OS are on this page.

Is CVE-2026-87609 being exploited?

CVE-2026-87609 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-2026-87609 affect?

CVE-2026-87609 affects chrome. Severity is critical (CVSS 9.6). Use after free in Sharing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: Medium)

How urgent is CVE-2026-87609?

Priority 43/100. Critical severity

Software pages

iOS vulnerabilities · Google Chrome vulnerabilities · Chromium vulnerabilities

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References

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