CVE-2026-40990: Unbounded cache for function definitions
Spring · Spring Cloud Function
Vendor fix available · Affected: Spring Cloud Function · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 11% of scored CVEs
DescriptionCVE.org
OOM error is possible while attempting to add infinite amount of functions to Function Registry. Affected Spring Products and Versions: Spring Cloud Function 3.2.x: versions prior to 3.2.16 Spring Cloud Function 4.1.x: versions prior to 4.1.10 Spring Cloud Function 4.2.x: versions prior to 4.2.6 Spring Cloud Function 4.3.x: versions prior to 4.3.3 Spring Cloud Function 5.0.x: versions prior to 5.0.2 Older, unsupported versions are also affected.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Spring · Spring Cloud Functionfrom 3.2.0 before 3.2.16; from 4.1.0 before 4.1.10; from 4.2.0 before 4.2.6; from 4.3.0 before 4.3.3; from 5.0.0 before 5.0.2
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
CoverageNo articles yet
No CyberSIXT article names CVE-2026-40990 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.