CVE-2017-18256

moderate-risk
Published 2018-04-04

Brave Browser before 0.13.0 allows remote attackers to cause a denial of service (resource consumption) via a long alert() argument in JavaScript code, because window dialogs are mishandled.

Do I need to act?

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11.2% chance of exploitation in next 30 days
EPSS score — higher than 89% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
44474
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Brave

References (4)

Exploit https://hackerone.com/reports/176066
Exploit https://www.exploit-db.com/exploits/44474/
Exploit https://hackerone.com/reports/176066
Exploit https://www.exploit-db.com/exploits/44474/
40
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 11/34 · Low
Exposure 5/34 · Minimal