SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-15428

Insufficient data validation in V8 builtins string generator could lead to out of bounds read and write access in V8 in Google Chrome prior to 62.0.3202.94 and allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.

HIGH 8.8EPSS 18.1%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 18.1%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

Insufficient data validation in V8 builtins string generator could lead to out of bounds read and write access in V8 in Google Chrome prior to 62.0.3202.94 and allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.

CVSS 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
18.12% probability · 97th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-125, CWE-787
Affected
google/chrome
Source
chrome-cve-admin@google.com
EPSS trend
0%10%20%21 September 2026: 16.60%22 September 2026: 18.12%27 October 2026: 18.12%21 September 202627 October 2026

EPSS moved from 16.6% on 21 September 2026 to 18.1% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.