CVE-2016-6637

Cloud Foundry vulnerable to Cross-Site Request Forgery

9.6 CriticalFix available

Multiple cross-site request forgery (CSRF) vulnerabilities in Pivotal Cloud Foundry (PCF) before 242; UAA 2.x before 2.7.4.7, 3.x before 3.3.0.5, and 3.4.x before 3.4.4; UAA BOSH before 11.5 and 12.x before 12.5; Elastic Runtime before 1.6.40, 1.7.x before 1.7.21, and 1.8.x before 1.8.2; and Ops Manager 1.7.x before 1.7.13 and 1.8.x before 1.8.1 allow remote attackers to hijack the authentication of unspecified victims for requests that approve or deny a scope via a profile or authorize approval page.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.73%Down 0.3 points since Feb 4, 2022

What each source reports

NVD Score used 9.6

Record: CVE-2016-6637
CVSS 3.0: 9.6 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS 2.0: 6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness: CWE-352
Updated: 2026-11-02

CVE List No score

Record: CVE-2016-6637
Updated: 2026-11-02

EUVDEUVD-2022-2408 No score

Record: EUVD-2022-2408
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4m8c-h7fr-gq5c 9.6

Cloud Foundry vulnerable to Cross-Site Request Forgery

Record: GHSA-4m8c-h7fr-gq5c
CVSS 3.0: 9.6 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness: CWE-352
Updated: 2026-11-02

OSV 9.6

Record: CVE-2016-6637
CVSS 3.0: 9.6 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-4m8c-h7fr-gq5c 9.6

Cloud Foundry vulnerable to Cross-Site Request Forgery

Record: GHSA-4m8c-h7fr-gq5c
CVSS 3.0: 9.6 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness: CWE-352
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	2.0.0 up to 2.7.4.7	2.7.4.7
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.0.0 up to 3.3.0.5	3.3.0.5
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.4.0 up to 3.4.4	3.4.4
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.5.0 up to 3.7.0	3.7.0
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.0.0 up to 3.3.0.5, plus listed versions 3.0.13.1.03.2.03.2.13.3.0 Show 4 moreShow less 3.3.0.13.3.0.23.3.0.33.3.0.4	3.3.0.5
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.4.0 up to 3.4.4, plus listed versions 3.4.23.4.3	3.4.4
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.5.0 up to 3.7.0, plus listed versions 3.6.0	3.7.0

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2016-6637 is a critical vulnerability (CVSS 9.6) in Pivotal Software Cloud Foundry, published September 30, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.73%, the 54th percentile. Fixed in org.cloudfoundry.identity:cloudfoundry-identity-server 2.7.4.7.