openSUSE-SU-2026:20002-1

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Import Source
https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:20002-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/openSUSE-SU-2026:20002-1
Upstream
Related
Published
2026-01-02T12:14:18Z
Modified
2026-03-12T02:08:02.006598Z
Summary
Security update for MozillaThunderbird
Details

This update for MozillaThunderbird fixes the following issues:

Changes in MozillaThunderbird:

Mozilla Thunderbird 140.5.0 ESR

MFSA 2025-91 (bsc#1253188):

  • CVE-2025-13012 Race condition in the Graphics component
  • CVE-2025-13016 Incorrect boundary conditions in the JavaScript: WebAssembly component
  • CVE-2025-13017 Same-origin policy bypass in the DOM: Notifications component
  • CVE-2025-13018 Mitigation bypass in the DOM: Security component
  • CVE-2025-13019 Same-origin policy bypass in the DOM: Workers component
  • CVE-2025-13013 Mitigation bypass in the DOM: Core & HTML component
  • CVE-2025-13020 Use-after-free in the WebRTC: Audio/Video component
  • CVE-2025-13014 Use-after-free in the Audio/Video component
  • CVE-2025-13015 Spoofing issue in Thunderbird
  • fixed: Could not drag and drop ICS file to Today Pane
  • fixed: With Thunderbird closed, clicking a 'mailto:' link to send signed message failed
  • fixed: Upgrade from 128.x->140.x broke authentication for @att.net using Yahoo backend

Mozilla Thunderbird 140.4.0 ESR

  • Account Hub is now disabled by default for second email account
  • Users could not read mail signed with OpenPGP v6 and PQC keys
  • Image preview in Insert Image dialog failed with CSP error for web resources
  • Emptying trash on exit did not work with some providers
  • Thunderbird could crash when applying filters
  • Users were unable to override expired mail server certificate
  • Opening Website header link in RSS feed incorrectly re-encoded URL parameters

Mozilla Thunderbird 140.3.1 ESR:

  • several bugfixes listed here

    https://www.thunderbird.net/en-US/thunderbird/140.3.1esr/releasenotes

References

Affected packages

openSUSE:Leap 16.0 / MozillaThunderbird

Package

Name
MozillaThunderbird
Purl
pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2016.0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
140.5.0-bp160.1.1

Ecosystem specific 

{
    "binaries": [
        {
            "MozillaThunderbird-openpgp-librnp": "140.5.0-bp160.1.1",
            "MozillaThunderbird-translations-common": "140.5.0-bp160.1.1",
            "MozillaThunderbird-translations-other": "140.5.0-bp160.1.1",
            "MozillaThunderbird": "140.5.0-bp160.1.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:20002-1.json"