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SUSE CVE-2026-8959

🗓️ 20 May 2026 02:32:06Reported by Suse CVEType 
susecve
 susecve🔗 www.suse.com👁 9 Views

Sandbox escape in Widget Win32 due to boundary errors; fixed in Firefox 151 and Thunderbird 151.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-8959
19 May 202612:29
–attackerkb
Tenable Nessus		AlmaLinux 9 : thunderbird (ALSA-2026:21381)
29 May 202600:00
–nessus
Tenable Nessus		AlmaLinux 10 : thunderbird (ALSA-2026:22325)
3 Jun 202600:00
–nessus
Tenable Nessus		AlmaLinux 8 : thunderbird (ALSA-2026:22643)
3 Jun 202600:00
–nessus
Tenable Nessus		Fedora 42 : firefox / nss (2026-7f6ee801e2)
25 May 202600:00
–nessus
Tenable Nessus		Fedora 43 : firefox / nss (2026-cd20332935)
20 May 202600:00
–nessus
Tenable Nessus		Fedora 44 : firefox (2026-f3409cf313)
20 May 202600:00
–nessus
Tenable Nessus		Mozilla Firefox ESR < 140.11
19 May 202600:00
–nessus
Tenable Nessus		Mozilla Firefox < 151.0
19 May 202600:00
–nessus
Tenable Nessus		Mozilla Thunderbird < 140.11
19 May 202600:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
SUSE Linux Enterprise Server12.3anymozillafirefox140.11.0-112.318.1MozillaFirefox-140.11.0-112.318.1.noarch.rpm
SUSE Linux Enterprise Server12.5anymozillafirefox140.11.0-112.318.1MozillaFirefox-140.11.0-112.318.1.noarch.rpm
SUSE Linux Enterprise Desktop15.7anymozillafirefox140.11.0-150200.152.239.1MozillaFirefox-140.11.0-150200.152.239.1.noarch.rpm
SUSE Linux Enterprise Server15.4anymozillafirefox140.11.0-150200.152.239.1MozillaFirefox-140.11.0-150200.152.239.1.noarch.rpm
SUSE Linux Enterprise Server15.5anymozillafirefox140.11.0-150200.152.239.1MozillaFirefox-140.11.0-150200.152.239.1.noarch.rpm
SUSE Linux Enterprise Server15.6anymozillafirefox140.11.0-150200.152.239.1MozillaFirefox-140.11.0-150200.152.239.1.noarch.rpm
SUSE Linux Enterprise Server15.7anymozillafirefox140.11.0-150200.152.239.1MozillaFirefox-140.11.0-150200.152.239.1.noarch.rpm
SUSE Linux Enterprise Server for SAP applications15.4anymozillafirefox140.11.0-150200.152.239.1MozillaFirefox-140.11.0-150200.152.239.1.noarch.rpm
SUSE Linux Enterprise Server for SAP applications15.5anymozillafirefox140.11.0-150200.152.239.1MozillaFirefox-140.11.0-150200.152.239.1.noarch.rpm
SUSE Linux Enterprise Server for SAP applications15.6anymozillafirefox140.11.0-150200.152.239.1MozillaFirefox-140.11.0-150200.152.239.1.noarch.rpm
Rows per page

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26 Jun 2026 02:26Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.1
EPSS0.00417
CVE-2026-8959Widget Win32Sandbox escapeBoundary errorsFirefox 151Thunderbird 151SUSEUnix
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