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Affects Firefox | Versions [,153.0)
Affects thunderbird | Versions [,140.13)[141.0,153.0)
Affects Firefox-ESR | Versions [,140.13)
Affects Firefox | Versions [,153.0)
  • M
Information ExposureCVE-2026-16391
Affects thunderbird | Versions [,140.13)[141.0,153.0)
  • M
Information ExposureCVE-2026-16391
Affects Firefox-ESR | Versions [,140.13)
  • M
Information ExposureCVE-2026-16391
Affects Firefox | Versions [,153.0)
Affects thunderbird | Versions [,140.13)[141.0,153.0)
Affects Firefox-ESR | Versions [,140.13)
Affects Firefox | Versions [,153.0)
Affects thunderbird | Versions [,140.13)[141.0,153.0)
Affects Firefox-ESR | Versions [,140.13)
Affects Firefox | Versions [,153.0)
  • H
Affects thunderbird | Versions [,140.13)[141.0,153.0)
  • H
Affects Firefox-ESR | Versions [,140.13)
  • H
Affects Firefox | Versions [,153.0)
  • M
Information ExposureCVE-2026-16374
Affects thunderbird | Versions [,140.13)[141.0,153.0)
  • M
Information ExposureCVE-2026-16374
Affects Firefox-ESR | Versions [,140.13)
  • M
Information ExposureCVE-2026-16374
Affects Firefox | Versions [,153.0)
Affects thunderbird | Versions [,140.13)[141.0,153.0)
Affects Firefox-ESR | Versions [,140.13)
Affects Firefox | Versions [,153.0)
Affects thunderbird | Versions [,153.0)
Affects Firefox | Versions [,153.0)
  • M
Access Control BypassCVE-2026-16394
Affects thunderbird | Versions [,153.0)
  • M
Access Control BypassCVE-2026-16394
Affects Firefox | Versions [,153.0)
Affects thunderbird | Versions [,153.0)
Affects Firefox | Versions [,153.0)
  • H
Out-of-BoundsCVE-2026-16393
Affects thunderbird | Versions [,153.0)
  • H
Out-of-BoundsCVE-2026-16393
Affects Firefox | Versions [,153.0)