How severe is CVE-2016-4790?

CVE-2016-4790 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2016-4790 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-4790?

CVE-2016-4790 primarily affects Ivanti Connect Secure. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-4790?

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

When was CVE-2016-4790 published?

CVE-2016-4790 was published on 2016-05-26 and last updated on 2026-06-17.

CVE-2016-4790

CVE-2016-4790 is a medium-severity vulnerability in Ivanti Connect Secure with a CVSS 3.x base score of 5.5. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 3.5
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ivanti Connect Secure
Published: 2016-05-26
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in the administrative user interface in Pulse Connect Secure (PCS) 8.2 before 8.2r1, 8.1 before 8.1r2, 8.0 before 8.0r9, and 7.4 before 7.4r13.4 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Frequently asked questions

What is CVE-2016-4790?: Cross-site scripting (XSS) vulnerability in the administrative user interface in Pulse Connect Secure (PCS) 8.2 before 8.2r1, 8.1 before 8.1r2, 8.0 before 8.0r9, and 7.4 before 7.4r13.4 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
How severe is CVE-2016-4790?: CVE-2016-4790 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2016-4790 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-4790?: CVE-2016-4790 primarily affects Ivanti Connect Secure. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-4790?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-4790 published?: CVE-2016-4790 was published on 2016-05-26 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:ivanti:connect_secure:8.1:*:*:*:*:*:*:*
cpe:2.3:a:pulsesecure:pulse_connect_secure:8.1r1.0:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:8.0:*:*:*:*:*:*:*
cpe:2.3:a:pulsesecure:pulse_connect_secure:7.4:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:8.2:*:*:*:*:*:*:*

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