How severe is CVE-2016-8521?

CVE-2016-8521 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 high, and availability none.

Is CVE-2016-8521 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-8521?

CVE-2016-8521 primarily affects Hp Diagnostics. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-8521?

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

When was CVE-2016-8521 published?

CVE-2016-8521 was published on 2018-02-15 and last updated on 2026-06-17.

CVE-2016-8521

CVE-2016-8521 is a medium-severity vulnerability in Hp Diagnostics 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Hp Diagnostics
Published: 2018-02-15
Last modified: 2026-06-17

Description

A Remote click jacking vulnerability in HPE Diagnostics version 9.24 IP1, 9.26 , 9.26IP1 was found.

Frequently asked questions

What is CVE-2016-8521?: A Remote click jacking vulnerability in HPE Diagnostics version 9.24 IP1, 9.26 , 9.26IP1 was found.
How severe is CVE-2016-8521?: CVE-2016-8521 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 high, and availability none.
Is CVE-2016-8521 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-8521?: CVE-2016-8521 primarily affects Hp Diagnostics. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-8521?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-8521 published?: CVE-2016-8521 was published on 2018-02-15 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:hp:diagnostics:9.24:ip1:*:*:*:*:*:*
cpe:2.3:a:hp:diagnostics:9.26:*:*:*:*:*:*:*
cpe:2.3:a:hp:diagnostics:9.26:ip1:*:*:*:*:*:*

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