VDB
CVE-2018-18495
CVE-2018-18495
PUBLISHED
CVSS 6.5 MEDIUM
WebExtension content scripts can be loaded into about: pages in some circumstances, in violation of the permissions granted to extensions. This could allow an extension to interfere with the loading and usage of these pages and use capabilities that were intended to be restricted from extensions. This vulnerability affects Firefox < 64.
EPSS 1.93% · 79.3th percentile
Risk Scores
CVSS 3.0
6.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score
1.93%
79.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | firefox | *, *, * |
| Ubuntu:14.04:LTS | firefox | 39.0+build5-0ubuntu0.14.04.1, 39.0.3+build2-0ubuntu0.14.04.1, * |
| Ubuntu:16.04:LTS | firefox | 50.1.0+build2-0ubuntu0.16.04.1, 51.0.1+build2-0ubuntu0.16.04.2, 52.0+build2-0ubuntu0.16.04.1 |
Timeline
- Dec 11, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 27, 2021 EPSS Score
- Dec 29, 2021 EPSS Score
- Mar 2, 2022 EPSS Score
- May 4, 2022 EPSS Score
- Sep 8, 2022 EPSS Score
- Nov 10, 2022 EPSS Score
- Jan 12, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- May 18, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-18495 third-party-advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-29/#CVE-2018-18495 third-party-advisory
- https://ubuntu.com/security/notices/USN-3844-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-18495 third-party-advisory