Privilege escalation in the Panning and Zooming component.

Timeline

Detection, updates, and resolution for this record.

1. Oct 13, 2026 · NIST NVD

   Detected

   Privilege escalation in the Panning and Zooming component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

2. Oct 14, 2026 · NIST NVD

   Updated

   Privilege escalation in the Panning and Zooming component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

Sources

• CVE.orgCVE-2026-109743

  Official CVE identifier

  cve.org
• FIRST EPSSCVE-2026-109743

  30-day exploitation probability 0.2%

  first.org
• NIST NVDCVE-2026-109743

  Privilege escalation in the Panning and Zooming component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

  nvd.nist.gov

References

• Reference · bugzilla.mozilla.org
• Reference · mozilla.org
• Reference · mozilla.org
• Reference · mozilla.org
• Reference · mozilla.org