CVE-2016-1947

Status: ModifiedMedium (4.7)—
Mozilla Firefox 43.x mishandles attempts to connect to the Application Reputation service, which makes it easier for remote attackers to trigger an unintended download by leveraging the absence of reputation data.
CVSS

Version: 3.0
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Base score: 4.7
Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 1.93%
Percentile among all scored CVEs: 79
Score date: 10/11/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (4)

Canonical — Ubuntu Linux Mozilla — Firefox Opensuse — Leap Opensuse — Opensuse
CWEs

CWE-19
References

Raw JSON (NVD)

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  "id": "CVE-2016-1947",
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      "value": "Mozilla Firefox 43.x mishandles attempts to connect to the Application Reputation service, which makes it easier for remote attackers to trigger an unintended download by leveraging the absence of reputation data."
    },
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      "value": "Mozilla Firefox 43.x no maneja adecuadamente los intentos de conexión al servicio Application Reputation, lo que hace que sea más fácil para atacantes remotos desencadenar una descarga involuntaria , aprovechando la ausencia de datos de reputación."
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