Vulnerability Report

CVE-2011-3388

Title: Opera Opera Browser Information Disclosure

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2011-3388.

CWE Category CWE-200

Published Date Sep 06, 2011

Modified Date Apr 29, 2026

Exploit Status Not Found

Score 4.3 CVSS v2.0

Exploit Probability (EPSS)

1.00%

Vulnerability Summary

CVE-2011-3388: Opera before 11.51 allows remote attackers to cause an insecure site to appear secure or trusted via unspecified actions related to Extended Validation and loading content from trusted sources in an unspecified sequence that causes the address field and page information dialog to contain security information based on the trusted site, instead of the insecure site.

Impacted Vendors

opera 1

Reference Links

http://osvdb.org/74828 http://secunia.com/advisories/45791 http://www.opera.com/docs/changelogs/mac/1151/ http://www.opera.com/docs/changelogs/unix/1151/ http://www.opera.com/docs/changelogs/windows/1151/ http://www.opera.com/support/kb/view/1000/ http://www.securityfocus.com/bid/49388 http://www.securitytracker.com/id?1025997 https://exchange.xforce.ibmcloud.com/vulnerabilities/69515 http://osvdb.org/74828 http://secunia.com/advisories/45791 http://www.opera.com/docs/changelogs/mac/1151/ http://www.opera.com/docs/changelogs/unix/1151/ http://www.opera.com/docs/changelogs/windows/1151/ http://www.opera.com/support/kb/view/1000/ http://www.securityfocus.com/bid/49388 http://www.securitytracker.com/id?1025997 https://exchange.xforce.ibmcloud.com/vulnerabilities/69515

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.3

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2011-3388 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

September 06, 2011 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.