Base Function Poisoning

Spring Cloud Function is vulnerable to base function poisoning. The vulnerability is due to improper handling of function composition lookup, which allows an attacker to manipulate or poison the base function and potentially execute unintended function compositions...

CVE-2026-59299

Composition lookup can potentially poison base function in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier...

CVE-2026-59299

CVE-2026-59299 affects Spring Cloud Function (versions 5.0.0–5.0.3 , 4.3.0–4.3.4 , 4.2.0–4.2.7 , and 3.2.16 and earlier ). The vulnerability involves a composition lookup that can potentially poison the base function , leading to low impact on both confidentiality and integrity. The CVSS 3.1 base...

CVE-2026-59299 Composition lookup can potentially poison base function in Spring Cloud Function

Composition lookup can potentially poison base function in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier...

CVE-2026-59299 Composition lookup can potentially poison base function in Spring Cloud Function

Composition lookup can potentially poison base function in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier...

CVE-2026-59299 Composition lookup can potentially poison base function in Spring Cloud Function

Composition lookup can potentially poison base function in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier...

EUVD-2026-67185

Composition lookup can potentially poison base function in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier...

PT-2026-82707

Name of the Vulnerable Software and Affected Versions Spring Cloud Function versions 5.0.0 through 5.0.3 Spring Cloud Function versions 4.3.0 through 4.3.4 Spring Cloud Function versions 4.2.0 through 4.2.7 Spring Cloud Function versions 3.2.16 and earlier Description Composition lookup can...

CVE-2026-59299: Modification of Assumed-Immutable Data (MAID)

Composition lookup can potentially poison base function in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier...