How severe is CVE-2014-3959?

CVE-2014-3959 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2014-3959 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3959?

CVE-2014-3959 primarily affects F5 Big-ip Access Policy Manager. In total, 28 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-3959?

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

When was CVE-2014-3959 published?

CVE-2014-3959 was published on 2014-06-03 and last updated on 2026-06-17.

CVE-2014-3959

CVE-2014-3959 is a medium-severity vulnerability in F5 Big-ip Access Policy Manager 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: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: F5 Big-ip Access Policy Manager
Published: 2014-06-03
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in list.jsp in the Configuration utility in F5 BIG-IP LTM, AFM, Analytics, APM, ASM, GTM, and Link Controller 11.2.1 through 11.5.1, AAM 11.4.0 through 11.5.1 PEM 11.3.0 through 11.5.1, PSM 11.2.1 through 11.4.1, WebAccelerator and WOM 11.2.1 through 11.3.0, and Enterprise Manager 3.0.0 through 3.1.1 allows remote attackers to inject arbitrary web script or HTML via unspecified parameters.

Frequently asked questions

What is CVE-2014-3959?: Cross-site scripting (XSS) vulnerability in list.jsp in the Configuration utility in F5 BIG-IP LTM, AFM, Analytics, APM, ASM, GTM, and Link Controller 11.2.1 through 11.5.1, AAM 11.4.0 through 11.5.1 PEM 11.3.0 through 11.5.1, PSM 11.2.1 through 11.4.1, WebAccelerator and WOM 11.2.1 through 11.3.0, and Enterprise Manager 3.0.0 through 3.1.1 allows remote attackers to inject arbitrary web script or HTML via unspecified parameters.
How severe is CVE-2014-3959?: CVE-2014-3959 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2014-3959 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3959?: CVE-2014-3959 primarily affects F5 Big-ip Access Policy Manager. In total, 28 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-3959?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-3959 published?: CVE-2014-3959 was published on 2014-06-03 and last updated on 2026-06-17.

References

Affected products (28)

cpe:2.3:a:f5:big-ip_access_policy_manager:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_access_policy_manager:11.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_analytics:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_analytics:11.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.4.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:11.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_edge_gateway:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_edge_gateway:11.3.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_link_controller:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_link_controller:11.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.3.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_protocol_security_module:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_protocol_security_module:11.4.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_wan_optimization_manager:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_wan_optimization_manager:11.3.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_webaccelerator:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_webaccelerator:11.3.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:enterprise_manager:3.0.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:enterprise_manager:3.1.1:*:*:*:*:*:*:*

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