CVE-2025-26696
High
Description
Certain crafted MIME email messages that claimed to contain an encrypted OpenPGP message, which instead contained an OpenPGP signed message, were wrongly shown as being encrypted. This vulnerability was fixed in Thunderbird 136 and Thunderbird 128.8.
SeverityHigh
CVSS7.0
Exploit probability—
Product
Mozilla Thunderbird
PublishedMar 10, 2025
First seenMar 10, 2025
Weakness typeCWE-290CWE-290
How to fix
Update
- mozilla thunderbird128.8.0, 136.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla thunderbird | v < 128.8.0, 129.0 ≤ v < 136.0 | 128.8.0, 136.0 |
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