PatchTheCVECVE-2026-14104: Insufficient validation of untrusted input in WebAppInstalls in Google Chrome prior to 150.0.7871.47 allowed a
CVE-2026-14104 is a critical-severity flaw (CVSS 9.8) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Insufficient validation of untrusted input in WebAppInstalls in Google Chrome 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: Low)
Why this priority
- Critical severity
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 9.8 (Critical) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.5% (top 56%) |
| CISA exploited list | No |
| Weakness | CWE-20 |
| Published | 2026-06-30 |
| Last modified | 2026-10-25 |
Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
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-2026-14104?
chrome: upgrade to 150.0.7871.47. Exact commands for each OS are on this page.
Is CVE-2026-14104 being exploited?
CVE-2026-14104 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-2026-14104 affect?
CVE-2026-14104 affects chrome. Severity is critical (CVSS 9.8). Insufficient validation of untrusted input in WebAppInstalls in Google Chrome 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: Low)
How urgent is CVE-2026-14104?
Priority 50/100. Critical severity; Remotely exploitable, no login, no user action
Software pages
Google Chrome vulnerabilities · Chromium vulnerabilities
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