CVE-2023-20861
Spring Framework vulnerable to denial of service via specially crafted SpEL expression
6.5
MEDIUM
CVSS 3.1
EPSS 0.54%
Description
In Spring Framework versions 6.0.0 - 6.0.6, 5.3.0 - 5.3.25, 5.2.0.RELEASE - 5.2.22.RELEASE, and older unsupported versions, it is possible for a user to provide a specially crafted SpEL expression that may cause a denial-of-service (DoS) condition.
How to fix CVE-2023-20861
To remediate CVE-2023-20861, upgrade the affected package to a fixed version below.
- —no fix listed
- —upgrade to 6.0.7 or later
Is CVE-2023-20861 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0
- >= 6.0.0, < 6.0.7
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |