Privilege escalation in Mozilla Firefox

CVE-2014-1511

Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25 allow remote attackers to bypass the popup blocker via unspecified vectors.

Vulnerability class: Privilege Escalation

EPSS: 0.836 (99.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2014-1511?
CVE-2014-1511 is a critical-severity vulnerability in Mozilla Firefox, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2014-03-19.
How severe is CVE-2014-1511?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2014-1511 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.