CVE-2017-18256 describes a denial of service vulnerability in Brave Browser versions prior to 0.13.0, where a remote attacker could exhaust resources by providing a lengthy argument to the JavaScript alert() function due to improper handling of window dialogs. This vulnerability carries a CVSS score of 6.5 (Medium), indicating it can be exploited over a network with low complexity, requiring user interaction, to achieve high availability impact. While not listed in CISA's KEV catalog, an exploit (EDB-44474) is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.13.0CPE matchmatch criteria | cpe:2.3:a:brave:brave_browser:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.