Search/CVE-2026-6778
● CVE — Medium

CVE-2026-6778

VendormozillaProductfirefox, thunderbirdDiscoveredApr 21, 2026UpdatedOct 26, 2026

Invalid pointer in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.

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CVSS v3.1
5.3 MEDIUM
EPSS
0.26%
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 25, 2026 → Oct 26, 2026
▼ 0.17pp
0.43% → 0.26% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityLOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Connections
4 relationships
Timeline
disclosure → media coverage
Apr 21, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 26, 2026