CVE-2026-41849

Updated on 09 Jun 2026

Severity

7.5 High severity

Details

CVSS score
7.5
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Overview

About vulnerability

An integer overflow vulnerability exists in the evaluation logic of the Spring Expression Language (SpEL). An attacker can exploit this by supplying a specially crafted SpEL expression that triggers excessive resource consumption, resulting in a Denial of Service (DoS).

Affected versions: Spring Framework 5.3.0 through 5.3.48.

Details

Affected packages:
Spring Framework @ 5.3.31 (+3659 more)

An integer overflow vulnerability exists in the evaluation logic of the Spring Expression Language (SpEL). An attacker can exploit this by supplying a specially crafted SpEL expression that triggers excessive resource consumption, resulting in a Denial of Service (DoS).

Affected versions: Spring Framework 5.3.0 through 5.3.48.