Opera < 11.51 Multiple Vulnerabilities

high Log Correlation Engine Plugin ID 800858
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


The remote host has a web browser installed that is affected by a memory corruption vulnerability.


The remote host is running the Opera web browser.

Versions of Opera earlier than 11.51 are potentially affected by multiple vulnerabilities :

- Unsecured web content could appear secure. (Issue 1000)

- An unspecified issue.


Upgrade to Opera 11.51 or later.

See Also



Plugin Details

Severity: High

ID: 800858

Family: Web Clients

Published: 8/31/2011

Updated: 8/31/2011

Nessus ID: 56042

Risk Information


Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

Patch Publication Date: 8/31/2011

Vulnerability Publication Date: 8/31/2011

Reference Information

CVE: CVE-2011-3389, CVE-2011-3388

BID: 49388