Some special resource URIs will cause a non-exploitable crash if loaded with optional parameters following a '?' in the parsed string. This could lead to denial of service (DOS) attacks. This vulnerability affects Firefox < 63.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Feb 28, 2019 |
| Freebsd | — | Upgrade firefox-esrUpgrade waterfoxUpgrade linux-thunderbirdUpgrade firefoxUpgrade thunderbirdUpgrade linux-seamonkeyUpgrade linux-firefoxUpgrade libxulUpgrade seamonkey | Oct 24, 2018 | Oct 23, 2018 |
| Mfsa2018 26 | — | Upgrade to Mozilla Firefox version 63.0 | Oct 24, 2018 | Oct 23, 2018 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Feb 28, 2019 |
| Ubuntu | — | Upgrade firefox | Nov 7, 2018 | Oct 23, 2018 |
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