Findings

Vulnerability · CVE-2026-40977

When an application is configured to use , a local attacker with write access to the PID file's location can corrupt one file on the host each time the application is…

Published Apr 28, 2026 · corrected/updated Jul 24, 2026 · vmware spring boot · evidence confidence high

When an application is configured to use , 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 ( ). Versions that are no longer supported are also affected per vendor advisory.

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2026-40977 is a medium public vulnerability record for vmware spring boot. It is not currently listed in the CISA Known Exploited catalog. Check the linked vendor or CERT advisories for patch status. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether vmware spring boot is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: vmware/spring boot. Check the linked vendor or CERT advisories for patch status. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: CVSS 6.7, EPSS 0.1%. It is not currently listed in the CISA Known Exploited catalog. Weakness classes: CWE-59. Sources contributing to this record: cve_org, epss, nvd. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

  • Exploitation evidence

    Not listed as known exploited in CISA KEV. Not in CISA KEV or VulnCheck KEV.

  • Patch and remediation

    No required-action text is stored yet. Use the vendor or CERT links in Sources for patch availability.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 28, 2026 · NIST NVD

    Detected

    When an application is configured to use , 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 ( ). Versions that are no longer supporte

  2. Jul 24, 2026 · NIST NVD

    Updated

    When an application is configured to use , 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 ( ). Versions that are no longer supporte

Affected

  • cpe vmware/spring bootversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-40977

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-40977

    30-day exploitation probability 0.1%

    first.org
  • NIST NVDVulnerability recordCVE-2026-40977

    When an application is configured to use , 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

    nvd.nist.gov

References