CVE-2026-47886

Spring Framework Denial of Service via Unbounded Exponentiation in SpEL Expressions

Published Aug 27, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack when the power operator (^) is used with a BigDecimal or BigInteger operand and a large exponent value.
Spring Framework 7.0.0 - 7.0.8
Spring Framework 6.2.0 - 6.2.19
Spring Framework 6.1.0 - 6.1.28
Spring Framework 6.0.0 - 6.0.30
Spring Framework 5.3.0 - 5.3.49
Spring Framework 5.2.25.RELEASE and earlier

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
First Time appeared Vmware
Vmware spring Framework
CPEs cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:*
Vendors & Products Vmware
Vmware spring Framework
Type Values Removed Values Added
Weaknesses CWE-716
Type Values Removed Values Added
Weaknesses CWE-400
Metrics cvssV3_1

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

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Spring
Spring spring Framework
Vendors & Products Spring
Spring spring Framework
Type Values Removed Values Added
Weaknesses CWE-716
Type Values Removed Values Added
Description Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack when the power operator (^) is used with a BigDecimal or BigInteger operand and a large exponent value. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49 Spring Framework 5.2.25.RELEASE and earlier
Title Spring Framework Denial of Service via Unbounded Exponentiation in SpEL Expressions
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
vmware
Published
Updated
Aug 27, 2026, 3:00 PM
Reserved
May 20, 2026, 10:01 AM
Status
Analyzed
Published
Aug 27, 2026, 6:17 AM
Modified
Sep 10, 2026, 2:25 PM