How severe is CVE-2017-8498?

CVE-2017-8498 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2017-8498 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-8498?

CVE-2017-8498 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-8498?

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

When was CVE-2017-8498 published?

CVE-2017-8498 was published on 2017-06-15 and last updated on 2026-06-17.

CVE-2017-8498

CVE-2017-8498 is a medium-severity vulnerability in Microsoft Edge with a CVSS 3.x base score of 4.3. 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 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Microsoft Edge
Published: 2017-06-15
Last modified: 2026-06-17

Description

Microsoft Edge in Windows 10 1607 and 1703, and Windows Server 2016 allows an attacker to read data not intended to be disclosed when Edge allows JavaScript XML DOM objects to detect installed browser extensions, aka "Microsoft Edge Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-8504.

Frequently asked questions

What is CVE-2017-8498?: Microsoft Edge in Windows 10 1607 and 1703, and Windows Server 2016 allows an attacker to read data not intended to be disclosed when Edge allows JavaScript XML DOM objects to detect installed browser extensions, aka "Microsoft Edge Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-8504.
How severe is CVE-2017-8498?: CVE-2017-8498 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2017-8498 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-8498?: CVE-2017-8498 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-8498?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-8498 published?: CVE-2017-8498 was published on 2017-06-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:microsoft:edge:*:*:*:*:*:*:*:*

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