CVE-2022-22979 Denial of Service in Spring Cloud Function

What is CVE-2022-22979?

CVE-2022-22979 is a high-severity denial of service vulnerability in Spring Cloud Function, published on 21 Jun 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Spring Cloud Function versions prior to 3.2.6, it is possible for a user who directly interacts with framework provided lookup functionality to cause a denial-of-service condition due to the caching issue in the Function Catalog component of the framework.

Weakness: CWE-770

Which versions are affected by CVE-2022-22979?

2 open source packages ship an affected version, including org.springframework.cloud:spring-cloud-function-parent. It affects 1 product.

Products include Vmware Spring Cloud Function.

How do I fix CVE-2022-22979?

Upgrade org.springframework.cloud:spring-cloud-function-parent to 3.2.6 or later.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-22979 being exploited?

There is no known exploitation of CVE-2022-22979 in the wild and no public exploit code.

Other vulnerabilities in Spring Cloud Function

• CVE-2026-40989 Self Routing guard bypassed via function composition Medium 5.7
• CVE-2026-40990 Unbounded cache for function definitions Medium 5.7
• CVE-2026-59297 Spring Cloud Function can incorrectly determine if URI is secure Low 3.1
• CVE-2026-59298 Potential for improper filtering of HTTP headers in Spring Cloud Function Low 3.1
• CVE-2026-59299 Composition lookup can potentially poison base function in Spring Cloud Function Low 3.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-q588-3544-8g33.