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CVE-2006-4819

16
FAUCET Score

CVE-2006-4819 describes a heap-based buffer overflow vulnerability in Opera 9.0 and 9.01, allowing remote attackers to execute arbitrary code through a crafted, excessively long URL within an HTML tag. This vulnerability has a CVSS score of 5.1, indicating a medium severity with a network attack vector, high access complexity, and partial impact on confidentiality, integrity, and availability. Despite its potential impact, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
9.0CPE matchmatch criteria
cpe:2.3:a:opera:opera_browser:9.0:*:*:*:*:*:*:*
9.01CPE matchmatch criteria
cpe:2.3:a:opera:opera_browser:9.01:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.1MEDIUM

AV:N/AC:H/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.76%
Probability of exploitation in next 30 days
EPSS Percentile
91.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0476 is in the 89th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media 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

Remediation records are not available for this CVE.

References

labs.idefense.com / intelligence/vulnerabilities/display.php
PatchVendor Advisory
secunia.com / advisories/22218
secunia.com / advisories/22509
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/29632
kb.cert.org / vuls/id/484380
US Government Resource
novell.com / linux/security/advisories/2006_61_opera.html
opera.com / support/search/supsearch.dml
PatchVendor Advisory
securityfocus.com / bid/20591
vupen.com / english/advisories/2006/4066