Search/CVE-2026-92032
● CVE — Critical

CVE-2026-92032

VendormozillaProductfirefox, thunderbirdDiscoveredSep 15, 2026UpdatedOct 5, 2026

Sandbox escape due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

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CVSS v3.1
9.6 CRITICAL
EPSS
0.32%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Sep 17, 2026 → Oct 7, 2026
▲ 0.17pp
0.16% → 0.32% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionREQUIRED
ScopeCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Connections
3 relationships
Timeline
disclosure → media coverage
Sep 15, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 5, 2026