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CVE-2026-40977

Published: Apr 27, 2026Updated: Apr 30, 2026 Sources: CVE List NVDCWE-59
NVD MITRE
4.7CVSSMEDIUM
EPSS Score
0.1%
Top 98.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

When an application is configured to use `ApplicationPidFileWriter`, a local attacker with write access to the PID file's location can corrupt one file on the host each time the application is started. Affected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14), 3.4.0–3.4.15 (fix 3.4.16), 3.3.0–3.3.18 (fix 3.3.19), 2.7.0–2.7.32 (fix 2.7.33); PID file / symlink behavior (`ApplicationPidFileWriter`). Versions that are no longer supported are also affected per vendor advisory.

CVSS Vector Breakdown

AV:LAC:HPR:HUI:NS:UC:NI:LA:H
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:HAvailability
High
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Weaknesses

CWE-59

Affected Products

Spring BootSpringOSS Libraries
spring bootvmware
On-prem
Cloud & SaaS / virtualization
springoss-projectOSS Librariesaka spring framework, spring boot, spring security
vmwarecommercialUSCloud & SaaSaka vmware inc

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://spring.io/security/cve-2026-40977
spring.io

Timeline

Published
Apr 27, 2026
Last Updated
Apr 30, 2026

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