CVE-2012-3987
Mozilla Firefox before 16.0 on Android assigns chrome privileges to Reader Mode pages, which...
CVE-2012-3987 is a medium vulnerability (CVSS 4.0) in Mozilla Firefox, published October 10, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.45%, the 73rd percentile. No source names a fixed version.
Mozilla Firefox before 16.0 on Android assigns chrome privileges to Reader Mode pages, which allows user-assisted remote attackers to bypass intended access restrictions via a crafted web site.
Exploit likelihood
What each source reports
NVD Score used
Mozilla Firefox before 16.0 on Android assigns chrome privileges to Reader Mode pages, which allows user-assisted remote attackers to bypass intended access restrictions via a crafted web site.
- Record
CVE-2012-3987- CVSS 2.0
- 4.0 Medium
AV:N/AC:H/Au:N/C:P/I:P/A:N - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
Mozilla Firefox before 16.0 on Android assigns chrome privileges to Reader Mode pages, which allows user-assisted remote attackers to bypass intended access restrictions via a crafted web site.
- Record
CVE-2012-3987- Updated
- 2026-11-02
EUVDEUVD-2012-3931 No score
Mozilla Firefox before 16.0 on Android assigns chrome privileges to Reader Mode pages, which allows user-assisted remote attackers to bypass intended access restrictions via a crafted web site.
- Record
EUVD-2012-3931- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4q6r-v2gx-9hfg No score
Mozilla Firefox before 16.0 on Android assigns chrome privileges to Reader Mode pages, which...
Mozilla Firefox before 16.0 on Android assigns chrome privileges to Reader Mode pages, which allows user-assisted remote attackers to bypass intended access restrictions via a crafted web site.
- Record
GHSA-4q6r-v2gx-9hfg- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |