How severe is CVE-2018-8651?

CVE-2018-8651 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-8651 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-8651?

CVE-2018-8651 primarily affects Microsoft Dynamics Nav. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-8651?

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

When was CVE-2018-8651 published?

CVE-2018-8651 was published on 2018-12-12 and last updated on 2026-06-17.

CVE-2018-8651

CVE-2018-8651 is a medium-severity vulnerability in Microsoft Dynamics Nav with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Microsoft Dynamics Nav
Published: 2018-12-12
Last modified: 2026-06-17

Description

A cross site scripting vulnerability exists when Microsoft Dynamics NAV does not properly sanitize a specially crafted web request to an affected Dynamics NAV server, aka "Microsoft Dynamics NAV Cross Site Scripting Vulnerability." This affects Microsoft Dynamics NAV.

Frequently asked questions

What is CVE-2018-8651?: A cross site scripting vulnerability exists when Microsoft Dynamics NAV does not properly sanitize a specially crafted web request to an affected Dynamics NAV server, aka "Microsoft Dynamics NAV Cross Site Scripting Vulnerability." This affects Microsoft Dynamics NAV.
How severe is CVE-2018-8651?: CVE-2018-8651 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-8651 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-8651?: CVE-2018-8651 primarily affects Microsoft Dynamics Nav. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-8651?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-8651 published?: CVE-2018-8651 was published on 2018-12-12 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:microsoft:dynamics_nav:2016:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:dynamics_nav:2017:*:*:*:*:*:*:*

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