CVE-2015-4520

Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allow remote attackers to bypass CORS preflight protection mechanisms by leveraging (1) duplicate…

published September 24, 2015

CVSS
—
EPSS
3%
Percentile
87.6
In the wild
Unconfirmed
What it is

Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allow remote attackers to bypass CORS preflight protection mechanisms by leveraging (1) duplicate cache-key generation or (2) retrieval of a value from an incorrect HTTP Access-Control-* response header.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03095 · 87.6th percentile
Published
2015-09-24T01:00Z
EPSS history
Timeline
  • 24 SEP 01:00Z
    Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allow remote attackers to bypass CORS preflight protection mechanisms by leveraging (1) duplicate…
    cvelistv5