CVE-2017-18256 EXPLOIT
6.5
MEDIUM · CVSS 3.0 · EPSS 4.8% (pctl 92)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 6.5 (MEDIUM, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| EPSS | 4.84% — more likely to be exploited than 92% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-04-04 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| brave | brave browser |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Brave Browser < 0.13.0 - 'long alert() argument' Denial of Service | 2018-04-17 |
References
→ the Explorer · watch your stack · NVD