How severe is CVE-2016-1771?

CVE-2016-1771 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-1771 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-1771?

CVE-2016-1771 affects Apple Safari. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-1771?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-1771 published?

CVE-2016-1771 was published on 2016-03-24 and last updated on 2026-06-17.

CVE-2016-1771

CVE-2016-1771 is a medium-severity vulnerability in Apple Safari with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-19.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 7.1
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-19
Affected product: Apple Safari
Published: 2016-03-24
Last modified: 2026-06-17

Description

The Downloads feature in Apple Safari before 9.1 mishandles file expansion, which allows remote attackers to cause a denial of service via a crafted web site.

Frequently asked questions

What is CVE-2016-1771?: The Downloads feature in Apple Safari before 9.1 mishandles file expansion, which allows remote attackers to cause a denial of service via a crafted web site.
How severe is CVE-2016-1771?: CVE-2016-1771 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-1771 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1771?: CVE-2016-1771 affects Apple Safari. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-1771?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-1771 published?: CVE-2016-1771 was published on 2016-03-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*

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