CVE-2026-17849: Inappropriate implementation in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote

Q: How do I fix CVE-2026-17849?

chrome: upgrade to 151.0.7922.72. Exact commands for each OS are on this page.

Q: Is CVE-2026-17849 being exploited?

CVE-2026-17849 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-2026-17849 affect?

CVE-2026-17849 affects chrome. Severity is medium (CVSS 4.3). Inappropriate implementation in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via malicious network traffic. (Chromium security severity: Medium)

Q: How urgent is CVE-2026-17849?

Priority 18/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2026-17849 is a medium-severity flaw (CVSS 4.3) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Inappropriate implementation in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via malicious network traffic. (Chromium security severity: Medium)

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 87%)
CISA exploited list	No
Weakness	CWE-451
Published	2026-07-30
Last modified	2026-10-23

Publisher (CNA): Chrome · Vendor: google

Last updated 2026-10-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-30 01:16 UTCPublished CVE record published
2026-10-23 23:10 UTCUpdated Record last modified

google chrome UPGRADE

Affected: < 151.0.7922.72

Fixed in: 151.0.7922.72

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 151.0.7922.72 (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-2026-17849?

chrome: upgrade to 151.0.7922.72. Exact commands for each OS are on this page.

Is CVE-2026-17849 being exploited?

CVE-2026-17849 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-2026-17849 affect?

CVE-2026-17849 affects chrome. Severity is medium (CVSS 4.3). Inappropriate implementation in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via malicious network traffic. (Chromium security severity: Medium)

How urgent is CVE-2026-17849?

Priority 18/100. No elevated risk signals yet.

Software pages

iOS vulnerabilities · Google Chrome vulnerabilities · Chromium vulnerabilities

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References

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