How severe is CVE-2016-1677?

CVE-2016-1677 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 high, integrity none, and availability none.

Is CVE-2016-1677 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-1677?

CVE-2016-1677 primarily affects Google Chrome. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-1677?

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

When was CVE-2016-1677 published?

CVE-2016-1677 was published on 2016-06-05 and last updated on 2026-06-17.

CVE-2016-1677

CVE-2016-1677 is a medium-severity vulnerability in Google Chrome 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Google Chrome
Published: 2016-06-05
Last modified: 2026-06-17

Description

uri.js in Google V8 before 5.1.281.26, as used in Google Chrome before 51.0.2704.63, uses an incorrect array type, which allows remote attackers to obtain sensitive information by calling the decodeURI function and leveraging "type confusion."

Frequently asked questions

What is CVE-2016-1677?: uri.js in Google V8 before 5.1.281.26, as used in Google Chrome before 51.0.2704.63, uses an incorrect array type, which allows remote attackers to obtain sensitive information by calling the decodeURI function and leveraging "type confusion."
How severe is CVE-2016-1677?: CVE-2016-1677 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 high, integrity none, and availability none.
Is CVE-2016-1677 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1677?: CVE-2016-1677 primarily affects Google Chrome. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-1677?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-1677 published?: CVE-2016-1677 was published on 2016-06-05 and last updated on 2026-06-17.

References

Affected products (12)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise:12.0:*:*:*:*:*:*:*
cpe:2.3:a:google:v8:*:*:*:*:*:*:*:*

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