CVE-2017-15402

Severity: critical (CVSS 9.6 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-01-09 · updated 2026-06-17
Weakness: CWE-20

Description

Using an ID that can be controlled by a compromised renderer which allows any frame to overwrite the page_state of any other frame in the same process in Navigation in Google Chrome on Chrome OS prior to 62.0.3202.74 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Affected products

Google Chrome: before 62.0.3202.74 — fixed in 62.0.3202.74

How to fix

Upgrade to a fixed version: Google Chrome 62.0.3202.74. Check the vendor advisory for mitigations.

References

https://chromereleases.googleblog.com/2017/10/stable-channel-update-for-chrome-os_27.html
https://crbug.com/766262
https://chromereleases.googleblog.com/2017/10/stable-channel-update-for-chrome-os_27.html
https://crbug.com/766262

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