CRITICALMaven →
Spring Boot accepts predictable temp directory without ownership verification
Spring Boot accepts predictable temp directory without ownership verification
Affected packages
- org.springframework.boot:spring-boot— 4.0.0 → 4.0.6
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://nvd.nist.gov/vuln/detail/CVE-2026-40973
- https://github.com/spring-projects/spring-boot
- https://spring.io/security/cve-2026-40973
Structured record: https://osv.dev/vulnerability/GHSA-wwpq-f5c3-7hvx
Recommended response stack
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