CVE-2026-92051Critical· 9.1▾ MidnightSpoofing issue due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 50.1 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 19.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.1%
— → 9.1
none → critical
0.1% → 0.6%
Last analysed / modified upstream
Spoofing issue due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
firefox < 156.0.0thunderbird < 156.0Upgrade past the affected range:
firefox 156.0.0thunderbird 156.0Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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