How severe is CVE-2015-7997?

CVE-2015-7997 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2015-7997 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-2015-7997?

CVE-2015-7997 primarily affects Citrix Netscaler Service Delivery Appliance Service Vm. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-7997?

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

When was CVE-2015-7997 published?

CVE-2015-7997 was published on 2015-11-17 and last updated on 2026-06-17.

CVE-2015-7997

CVE-2015-7997 is a medium-severity vulnerability in Citrix Netscaler Service Delivery Appliance Service Vm with a CVSS 2.0 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Citrix Netscaler Service Delivery Appliance Service Vm
Published: 2015-11-17
Last modified: 2026-06-17

Description

Multiple cross-site scripting (XSS) vulnerabilities in the Nitro API in Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway before 10.1 Build 133.9, 10.5 before Build 58.11, and 10.5.e before Build 56.1505.e on NetScaler Service Delivery Appliance Service VM (SVM) devices allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Frequently asked questions

What is CVE-2015-7997?: Multiple cross-site scripting (XSS) vulnerabilities in the Nitro API in Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway before 10.1 Build 133.9, 10.5 before Build 58.11, and 10.5.e before Build 56.1505.e on NetScaler Service Delivery Appliance Service VM (SVM) devices allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.
How severe is CVE-2015-7997?: CVE-2015-7997 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2015-7997 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-2015-7997?: CVE-2015-7997 primarily affects Citrix Netscaler Service Delivery Appliance Service Vm. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-7997?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-7997 published?: CVE-2015-7997 was published on 2015-11-17 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:o:citrix:netscaler_service_delivery_appliance_service_vm:10.5e:*:*:*:*:*:*:*
cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:10.1:*:*:*:*:*:*:*
cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:10.5:*:*:*:*:*:*:*
cpe:2.3:o:citrix:netscaler_gateway_firmware:10.1:*:*:*:*:*:*:*
cpe:2.3:o:citrix:netscaler_gateway_firmware:10.5:*:*:*:*:*:*:*

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CVE-2015-7998 — Medium (CVSS 5.0): The administration UI in Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway before 10.1 Build…
CVE-2015-7996 — Medium (CVSS 5.0): The Nitro API in Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway before 10.1 Build 133.9,…

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