Bug 2499973 (CVE-2026-15719) - CVE-2026-15719 firefox: thunderbird: Site isolation issue in the DOM: Navigation component
Summary: CVE-2026-15719 firefox: thunderbird: Site isolation issue in the DOM: Navigat...
Keywords:
Status: NEW
Alias: CVE-2026-15719
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-14 13:02 UTC by OSIDB Bzimport
Modified: 2026-08-12 12:59 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:47101 0 None None None 2026-07-28 16:09:52 UTC
Red Hat Product Errata RHSA-2026:47104 0 None None None 2026-07-29 01:39:17 UTC
Red Hat Product Errata RHSA-2026:47105 0 None None None 2026-07-28 21:14:13 UTC
Red Hat Product Errata RHSA-2026:49621 0 None None None 2026-08-03 10:23:13 UTC
Red Hat Product Errata RHSA-2026:49921 0 None None None 2026-08-04 08:59:10 UTC
Red Hat Product Errata RHSA-2026:49922 0 None None None 2026-08-04 08:43:47 UTC
Red Hat Product Errata RHSA-2026:53444 0 None None None 2026-08-11 13:44:21 UTC
Red Hat Product Errata RHSA-2026:53445 0 None None None 2026-08-11 13:03:18 UTC
Red Hat Product Errata RHSA-2026:53446 0 None None None 2026-08-11 13:44:59 UTC
Red Hat Product Errata RHSA-2026:53453 0 None None None 2026-08-11 14:21:34 UTC
Red Hat Product Errata RHSA-2026:53454 0 None None None 2026-08-11 14:22:10 UTC
Red Hat Product Errata RHSA-2026:53455 0 None None None 2026-08-11 13:58:19 UTC
Red Hat Product Errata RHSA-2026:53475 0 None None None 2026-08-11 14:29:42 UTC
Red Hat Product Errata RHSA-2026:54180 0 None None None 2026-08-12 06:59:14 UTC
Red Hat Product Errata RHSA-2026:54181 0 None None None 2026-08-12 07:13:58 UTC
Red Hat Product Errata RHSA-2026:54182 0 None None None 2026-08-12 07:14:37 UTC
Red Hat Product Errata RHSA-2026:54185 0 None None None 2026-08-12 07:04:26 UTC
Red Hat Product Errata RHSA-2026:54248 0 None None None 2026-08-12 10:18:05 UTC
Red Hat Product Errata RHSA-2026:54249 0 None None None 2026-08-12 09:57:18 UTC
Red Hat Product Errata RHSA-2026:54259 0 None None None 2026-08-12 09:44:48 UTC
Red Hat Product Errata RHSA-2026:54339 0 None None None 2026-08-12 12:59:27 UTC

Description OSIDB Bzimport 2026-07-14 13:02:45 UTC 
We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6.
Comment 1 errata-xmlrpc 2026-07-28 16:09:51 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:47101 https://access.redhat.com/errata/RHSA-2026:47101
Comment 2 errata-xmlrpc 2026-07-28 21:14:12 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:47105 https://access.redhat.com/errata/RHSA-2026:47105
Comment 3 errata-xmlrpc 2026-07-29 01:39:16 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:47104 https://access.redhat.com/errata/RHSA-2026:47104
Comment 4 errata-xmlrpc 2026-08-03 10:23:12 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:49621 https://access.redhat.com/errata/RHSA-2026:49621
Comment 5 errata-xmlrpc 2026-08-04 08:43:46 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:49922 https://access.redhat.com/errata/RHSA-2026:49922
Comment 6 errata-xmlrpc 2026-08-04 08:59:09 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:49921 https://access.redhat.com/errata/RHSA-2026:49921
Comment 7 errata-xmlrpc 2026-08-11 13:03:17 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:53445 https://access.redhat.com/errata/RHSA-2026:53445
Comment 8 errata-xmlrpc 2026-08-11 13:44:20 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:53444 https://access.redhat.com/errata/RHSA-2026:53444
Comment 9 errata-xmlrpc 2026-08-11 13:44:57 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:53446 https://access.redhat.com/errata/RHSA-2026:53446
Comment 10 errata-xmlrpc 2026-08-11 13:58:18 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On

Via RHSA-2026:53455 https://access.redhat.com/errata/RHSA-2026:53455
Comment 11 errata-xmlrpc 2026-08-11 14:21:33 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On

Via RHSA-2026:53453 https://access.redhat.com/errata/RHSA-2026:53453
Comment 12 errata-xmlrpc 2026-08-11 14:22:08 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:53454 https://access.redhat.com/errata/RHSA-2026:53454
Comment 13 errata-xmlrpc 2026-08-11 14:29:41 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:53475 https://access.redhat.com/errata/RHSA-2026:53475
Comment 14 errata-xmlrpc 2026-08-12 06:59:13 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On

Via RHSA-2026:54180 https://access.redhat.com/errata/RHSA-2026:54180
Comment 15 errata-xmlrpc 2026-08-12 07:04:25 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:54185 https://access.redhat.com/errata/RHSA-2026:54185
Comment 16 errata-xmlrpc 2026-08-12 07:13:57 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:54181 https://access.redhat.com/errata/RHSA-2026:54181
Comment 17 errata-xmlrpc 2026-08-12 07:14:36 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:54182 https://access.redhat.com/errata/RHSA-2026:54182
Comment 18 errata-xmlrpc 2026-08-12 09:44:46 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On

Via RHSA-2026:54259 https://access.redhat.com/errata/RHSA-2026:54259
Comment 19 errata-xmlrpc 2026-08-12 09:57:17 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:54249 https://access.redhat.com/errata/RHSA-2026:54249
Comment 20 errata-xmlrpc 2026-08-12 10:18:04 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2026:54248 https://access.redhat.com/errata/RHSA-2026:54248
Comment 21 errata-xmlrpc 2026-08-12 12:59:26 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:54339 https://access.redhat.com/errata/RHSA-2026:54339
Note You need to log in before you can comment on or make changes to this bug.