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CVE-2017-15402

29
FAUCET Score

CVE-2017-15402 describes a critical vulnerability in Google Chrome on Chrome OS, affecting versions prior to 62.0.3202.74. This flaw allowed a compromised renderer to manipulate internal frame states, potentially leading to a sandbox escape. With a CVSS score of 9.6 (CRITICAL), this vulnerability could be exploited remotely with low attack complexity, requiring user interaction, and resulting in complete compromise of confidentiality, integrity, and availability. While no public exploit code (Metasploit, Nuclei, ExploitDB) is available and it's not listed in CISA's KEV catalog, the vulnerability garnered significant media attention, including a SecurityWeek article detailing a $100,000 bounty for its discovery.

Impacted Technologies

VendorProductVersion(s)CPE
< 62.0.3202.74CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.6CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
6.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.64%
Probability of exploitation in next 30 days
EPSS Percentile
46.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0064 is in the 52nd percentile among its peer group of 834 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.8 Bluesky, 0.5 Mastodon, and 1.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

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