CVE-2026-40973

high

Published 2026-04-28 · Modified 2026-05-08

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

7.0

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

CVSS v4 NEW

—

not yet in upstream

VIR risk

7.0

Description

Spring Boot accepts predictable temp directory without ownership verification

Predictions

Exploit likelihood

69%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Package impact

Ecosystem	Package	Vulnerable	Fixed
Maven	org.springframework.boot:spring-boot	`>=4.0.0,<4.0.6`	`4.0.6`
Maven	org.springframework.boot:spring-boot	`>=3.5.0,<3.5.14`	`3.5.14`
Maven	org.springframework.boot:spring-boot	`>=3.4.0,<=3.4.15`
Maven	org.springframework.boot:spring-boot	`>=3.3.0,<=3.3.18`
Maven	org.springframework.boot:spring-boot	`<=2.7.32`
MAVEN	org.springframework.boot:spring-boot	`<= 2.7.32`
MAVEN	org.springframework.boot:spring-boot	`>= 3.3.0, <= 3.3.18`
MAVEN	org.springframework.boot:spring-boot	`>= 3.4.0, <= 3.4.15`
MAVEN	org.springframework.boot:spring-boot	`>= 3.5.0, < 3.5.14`	`3.5.14`
MAVEN	org.springframework.boot:spring-boot	`>= 4.0.0, < 4.0.6`	`4.0.6`

Application impact

Vendor	Product	Versions	Fixed
vmware	spring_boot	`{"endExcluding":"2.7.33"}`	`2.7.33`

References

CWEs

CWE-377

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.