How severe is CVE-2016-9880?

CVE-2016-9880 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-9880 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-9880?

CVE-2016-9880 primarily affects Pivotal Software Gemfire For Pivotal Cloud Foundry. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-9880?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2016-9880 published?

CVE-2016-9880 was published on 2018-03-16 and last updated on 2026-06-17.

CVE-2016-9880

CVE-2016-9880 is a critical-severity vulnerability in Pivotal Software Gemfire For Pivotal Cloud Foundry with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Pivotal Software Gemfire For Pivotal Cloud Foundry
Published: 2018-03-16
Last modified: 2026-06-17

Description

The GemFire broker for Cloud Foundry 1.6.x before 1.6.5 and 1.7.x before 1.7.1 has multiple API endpoints which do not require authentication and could be used to gain access to the cluster managed by the broker.

Frequently asked questions

What is CVE-2016-9880?: The GemFire broker for Cloud Foundry 1.6.x before 1.6.5 and 1.7.x before 1.7.1 has multiple API endpoints which do not require authentication and could be used to gain access to the cluster managed by the broker.
How severe is CVE-2016-9880?: CVE-2016-9880 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-9880 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-9880?: CVE-2016-9880 primarily affects Pivotal Software Gemfire For Pivotal Cloud Foundry. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-9880?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-9880 published?: CVE-2016-9880 was published on 2018-03-16 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:pivotal_software:gemfire_for_pivotal_cloud_foundry:*:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:gemfire_for_pivotal_cloud_foundry:1.7.0:*:*:*:*:*:*:*

More vulnerabilities in Pivotal Software Gemfire For Pivotal Cloud Foundry

CVE-2016-9885 — Critical (CVSS 9.8): An issue was discovered in Pivotal GemFire for PCF 1.6.x versions prior to 1.6.5 and 1.7.x versions prior to 1.7.1. The…

All CVEs affecting Pivotal Software Gemfire For Pivotal Cloud Foundry →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-20317 — Critical (CVSS 10.0): As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering…
CVE-2026-19977 — Critical (CVSS 10.0): A vulnerability was detected in EFM ipTIME A3004T 14.19.0. The affected element is the function…
CVE-2026-59500 — Critical (CVSS 10.0): CWE-287: Improper Authentication
CVE-2024-27253 — Critical (CVSS 10.0): IBM DOORS Next 7.0.3 through 7.0.3 Interim Fix 018 could allow an authenticated user to bypass security logic to…
CVE-2026-56162 — Critical (CVSS 10.0): Improper authentication in Azure SQL Database allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-62825 — Critical (CVSS 10.0): Improper authentication in Azure Key Vault allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-287 (Improper Authentication) vulnerabilities →