Vulnerability in Brave Browser
CVE-2017-18256
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.048 (91.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.049 · newest: 0.048 · change: -0.001
Affected products
Public proof-of-concept exploits
References
- hackerone.com/reports/176066 (Exploit, Third Party Advisory)
- www.exploit-db.com/exploits/44474/ (Exploit, VDB Entry, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2017-18256?
- CVE-2017-18256 is a medium-severity vulnerability in Brave Browser. CVSS score: 6.5/10. Published 2018-04-04.
- How severe is CVE-2017-18256?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2017-18256 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.