Vulnerability · NVD
CVE-2026-6784
CVE-2026-6784, high severity (CVSS 7.5): 2 tracked apps concerned, all fixed or indeterminable on their current version.
- Severity (CVSS)
- 7.5
- Exploitation
- 0.4 %
- Tracked apps
- 2
- Still exposed
- 0
NVD scale
EPSS, predicted over 30 days
Memory safety bugs present in Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
Attack vector : Network
No privileges required
Show raw CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.42%
exploit very unlikely
percentile 33.1%
Tracked apps referencing this CVE
For each app: the affected range, the fixing version, and where the tracked app stands today.
Vulnerable CPE configurations (2)
| Vendor | Product | Platform | Versions | CPE 2.3 URI |
|---|---|---|---|---|
| mozilla |
firefox All platforms (wildcard)
|
All platforms (wildcard) | <150.0 | cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:* |
| mozilla |
thunderbird All platforms (wildcard)
|
All platforms (wildcard) | <150.0 | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:* |
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