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High severity7.5NVD Advisory· Published Jun 9, 2026· Updated Jun 9, 2026

CVE-2026-41850

CVE-2026-41850

Description

Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions are vulnerable to an Algorithmic Denial of Service (DoS). By providing a specially crafted expression, an attacker can trigger excessive resource consumption during evaluation, leading to application degradation or unavailability.

Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
org.springframework:spring-expressionMaven
>= 7.0.0, < 7.0.87.0.8
org.springframework:spring-expressionMaven
>= 6.2.0, < 6.2.196.2.19
org.springframework:spring-expressionMaven
>= 6.1.0, <= 6.1.21—
org.springframework:spring-expressionMaven
<= 5.3.39—

Affected products

25

Patches

Vulnerability mechanics

References

5

News mentions

1