Vulnerability in Mozilla Firefox

CVE-2016-5273

The mozilla::a11y::HyperTextAccessible::GetChildOffset function in the accessibility implementation in Mozilla Firefox before 49.0 allows remote attackers to execute arbitrary code via a crafted web site.

EPSS: 0.018 (76.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2016-5273?
CVE-2016-5273 is a high-severity vulnerability in Mozilla Firefox, classified under Improper Access Control. CVSS score: 8.8/10. Published 2016-09-22.
How severe is CVE-2016-5273?
High severity. CVSS v3 base score is 8.8 out of 10.