CVE-2015-4483: mozilla firefox
Vulnerability summary
CVE-2015-4483 is a medium (CVSS 4.3) vulnerability in mozilla firefox. EPSS estimates a 1.51% chance of exploitation in the next 30 days, higher than 74.4% of scored vulnerabilities.
Not severe (CVSS 4.3, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 3 · Related 2Timeline
- 16-08-2015PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Mozilla Firefox before 40.0 allows man-in-the-middle attackers to bypass a mixed-content protection mechanism via a feed: URL in a POST request.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
1.51%
Chance of exploitation in the next 30 days
Percentile
74%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.51% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Mozilla1 product
- firefox≤ 39.0.3
Opensuse1 product
- opensuseEOL13.1 | 13.2
Oracle1 product
- solarisEOL11.3
Ubuntu1 product
- firefox< 40.0+build4-0ubuntu0.14.04.4
4 vendors · 4 products
References
11 links- lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlX Refsource CONFIRMThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory