JRE6u26 sounds like it fixes some pretty nasty bugs:

webkit/plugins/npapi/plugin_list.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "webkit/plugins/npapi/plugin_list.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
@@ skipping 75 matching lines @@
   kShockwaveDefinition
 };
 
 #elif defined(OS_WIN)
 // TODO(panayiotis): We should group "RealJukebox NS Plugin" with the rest of
 // the RealPlayer files.
 static const VersionRangeDefinition kQuicktimeVersionRange[] = {
     { "", "", "7.6.9", true }
 };
 static const VersionRangeDefinition kJavaVersionRange[] = {
-    { "0", "7", "6.0.240", true }  // "240" is not a typo.
+    { "0", "7", "6.0.260", true }  // "260" is not a typo.
 };
 // This is up to date with
 // http://www.adobe.com/support/security/bulletins/apsb11-08.html
 static const VersionRangeDefinition kAdobeReaderVersionRange[] = {
     { "10", "11", "10.0.1", false },
     { "9", "10", "9.4.4", false },
     { "0", "9", "8.2.6", false }
 };
 static const VersionRangeDefinition kDivXVersionRange[] = {
     { "", "", "1.4.3.4", false }
@@ skipping 32 matching lines @@
     NULL, 0, "" },
 };
 
 #elif defined(OS_CHROMEOS)
 // ChromeOS generally has (autoupdated) system plug-ins and no user-installable
 // plug-ins.
 static const PluginGroupDefinition kGroupDefinitions[] = { };
 
 #else  // Most importantly, covers desktop Linux.
 static const VersionRangeDefinition kJavaVersionRange[] = {
-    { "0", "1.7", "1.6.0.24", true }
+    { "0", "1.7", "1.6.0.26", true }
 };
 
 static const VersionRangeDefinition kRedhatIcedTeaVersionRange[] = {
     { "0", "1.9", "1.8.7", true },
     { "1.9", "1.10", "1.9.7", true },
 };
 
 static const PluginGroupDefinition kGroupDefinitions[] = {
   // Flash on Linux is significant because there isn't yet a built-in Flash
   // plug-in on the Linux 64-bit version of Chrome.
@@ skipping 674 matching lines @@
 void PluginList::DisableOutdatedPluginGroups() {
   disable_outdated_plugins_ = true;
 }
 
 PluginList::~PluginList() {
 }
 
 
 }  // namespace npapi
 }  // namespace webkit