Previewing a response in Devtools ignored CSP headers, which could have allowed content injection attacks. This vulnerability was fixed in Firefox 139 and Thunderbird 139.
CVSS Details
- CVSS 3.1 Base Score: 6.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Freebsd | — | Upgrade firefox | May 31, 2025 | May 30, 2025 |
| Mfsa2025 42 | — | Upgrade to Mozilla Firefox version 139.0 | May 28, 2025 | May 27, 2025 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 139.0 | May 28, 2025 | May 27, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 27, 2025 |
| Ubuntu | — | Upgrade thunderbird | Jun 26, 2025 | May 27, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub