Memory safety bugs present in Firefox 147 and Thunderbird 147. 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 affects Firefox < 148 and Thunderbird < 148.
Metrics
Affected Vendors & Products
References
History
Wed, 25 Feb 2026 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Wed, 25 Feb 2026 15:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-787 | |
| CPEs | cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:* cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:* |
|
| Metrics |
cvssV3_1
|
Wed, 25 Feb 2026 12:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mozilla
Mozilla firefox Mozilla thunderbird |
|
| Vendors & Products |
Mozilla
Mozilla firefox Mozilla thunderbird |
Tue, 24 Feb 2026 18:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Memory safety bugs present in Firefox 147 and Thunderbird 147. 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 affects Firefox < 148. | Memory safety bugs present in Firefox 147 and Thunderbird 147. 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 affects Firefox < 148 and Thunderbird < 148. |
| References |
|
Tue, 24 Feb 2026 14:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Memory safety bugs present in Firefox 147 and Thunderbird 147. 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 affects Firefox < 148. | |
| Title | Memory safety bugs fixed in Firefox 148 and Thunderbird 148 | |
| References |
|
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2026-02-25T17:47:40.226Z
Reserved: 2026-02-19T15:07:07.640Z
Link: CVE-2026-2807
Updated: 2026-02-25T17:44:49.463Z
Status : Modified
Published: 2026-02-24T14:16:29.220
Modified: 2026-02-25T19:43:24.757
Link: CVE-2026-2807
No data.