Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2007-3819

15
FAUCET Score

CVE-2007-3819 describes a spoofing vulnerability in Opera 9.21, where a remote attacker could manipulate the address bar display of a data: URI. By using a long URI with trailing whitespace, the beginning of the URI could be hidden, potentially deceiving users about the true origin of the content. This vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity and no authentication required, primarily impacting integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
9.21CPE matchmatch criteria
cpe:2.3:a:opera:opera_browser:9.21:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.00%
Probability of exploitation in next 30 days
EPSS Percentile
78.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0200 is in the 67th percentile among its peer group of 23,723 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, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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

alt.swiecki.net / oper1.html
osvdb.org / 38122
secunia.com / advisories/26074
Vendor Advisory
secunia.com / advisories/26545
security.gentoo.org / glsa/glsa-200708-17.xml
securityreason.com / securityalert/2891
exchange.xforce.ibmcloud.com / vulnerabilities/35430
novell.com / linux/security/advisories/2007_15_sr.html
securityfocus.com / archive/1/473703/100/0/threaded
securityfocus.com / archive/1/473782/100/0/threaded
securityfocus.com / bid/24917
securitytracker.com / id
vupen.com / english/advisories/2007/2537