PT-2026-35549 · Spring · Spring Boot

Published 2026-04-27 · Updated 2026-04-28 · CVE-2026-40977

NVD

CVSS v3.1

4.7

Medium

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

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.

Fix

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

CVE-2026-40977

Affected Products

Spring Boot

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-40977 · Security Note
• https://spring.io/security/cve-2026-40977 · Note