CVE-2005-0456 describes a vulnerability in Opera 7.54 and earlier where improper validation of base64 encoded data in a "data:" URL (RFC 2397) can obscure the URL in a download dialog. This allows remote attackers to trick users into executing arbitrary code. The vulnerability has a CVSS score of 5.0 (Medium), indicating a network-based attack with low complexity and potential for partial integrity impact. While there is no known active exploitation, public exploit code, or KEV listing, the vulnerability has garnered significant community discussion, with 10 mentions across various platforms.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 7.54CPE matchmatch criteria | cpe:2.3:a:opera:opera_browser:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:P/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.