CVE-2023-20863

MEDIUM

6.5

CVSS Score

Published: April 13, 2023 at 12:00 AM UTC

Updated: June 17, 2026 at 05:31 AM UTC

1 product affected across 1 vendorSpring Framework

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Severity

MEDIUM6.5

Exploit prediction

EPSS 1%

SSVC

No known exploit

Description

In spring framework versions prior to 5.2.24 release+ ,5.3.27+ and 6.0.8+ , it is possible for a user to provide a specially crafted SpEL expression that may cause a denial-of-service (DoS) condition.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Spring Framework · VMware

95%

v < 5.2.24.release5.2.0 ≤ v < 5.2.245.3.0 ≤ v < 5.3.276.0.0 ≤ v < 6.0.8

Affected range stops below 5.2.24, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.2.24.release, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.3.27, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.0.8, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://spring.io/security/cve-2023-20863

References (2)

Source: [email protected]

https://security.netapp.com/advisory/ntap-20240524-0015/

Vendor Advisory

Source: [email protected]

https://spring.io/security/cve-2023-20863

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMCISA-ADP

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-400CWE-917

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