{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-40977", "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "state": "PUBLISHED", "assignerShortName": "vmware", "dateReserved": "2026-04-16T02:19:04.616Z", "datePublished": "2026-04-27T23:36:06.654Z", "dateUpdated": "2026-04-27T23:36:06.654Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "shortName": "vmware", "dateUpdated": "2026-04-27T23:36:06.654Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-59: Improper Link Resolution Before File Access", "type": "CWE", "cweId": "CWE-59"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "Per CVSS v3.1: Confidentiality NONE; Integrity LOW; Availability HIGH."}]}], "affected": [{"vendor": "Spring", "product": "Spring Boot", "versions": [{"status": "affected", "version": "4.0.0", "lessThan": "4.0.6", "versionType": "custom"}, {"status": "affected", "version": "3.5.0", "lessThan": "3.5.14", "versionType": "custom"}, {"status": "affected", "version": "3.4.0", "lessThan": "3.4.16", "versionType": "custom"}, {"status": "affected", "version": "3.3.0", "lessThan": "3.3.19", "versionType": "custom"}, {"status": "affected", "version": "2.7.0", "lessThan": "2.7.33", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "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.\n\nAffected: Spring Boot 4.0.0\u20134.0.5 (fix 4.0.6), 3.5.0\u20133.5.13 (fix 3.5.14), 3.4.0\u20133.4.15 (fix 3.4.16), 3.3.0\u20133.3.18 (fix 3.3.19), 2.7.0\u20132.7.32 (fix 2.7.33); PID file / symlink behavior (`ApplicationPidFileWriter`). Versions that are no longer supported are also affected per vendor advisory.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>When an application is configured to use <code>ApplicationPidFileWriter</code>, 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.</p><p>Affected: Spring Boot 4.0.0\u20134.0.5 (fix 4.0.6), 3.5.0\u20133.5.13 (fix 3.5.14), 3.4.0\u20133.4.15 (fix 3.4.16), 3.3.0\u20133.3.18 (fix 3.3.19), 2.7.0\u20132.7.32 (fix 2.7.33); PID file / symlink behavior (<code>ApplicationPidFileWriter</code>). Versions that are no longer supported are also affected per vendor advisory.</p>"}]}], "references": [{"url": "https://spring.io/security/cve-2026-40977"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "baseScore": 4.7, "baseSeverity": "MEDIUM"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.1"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "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.\n\nAffected: Spring Boot 4.0.0\u20134.0.5 (fix 4.0.6), 3.5.0\u20133.5.13 (fix 3.5.14), 3.4.0\u20133.4.15 (fix 3.4.16), 3.3.0\u20133.3.18 (fix 3.3.19), 2.7.0\u20132.7.32 (fix 2.7.33); PID file / symlink behavior (`ApplicationPidFileWriter`). Versions that are no longer supported are also affected per vendor advisory."}], "id": "CVE-2026-40977", "lastModified": "2026-04-28T00:16:24.947", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 0.5, "impactScore": 4.2, "source": "security@vmware.com", "type": "Secondary"}]}, "published": "2026-04-28T00:16:24.947", "references": [{"source": "security@vmware.com", "url": "https://spring.io/security/cve-2026-40977"}], "sourceIdentifier": "security@vmware.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-59"}], "source": "security@vmware.com", "type": "Secondary"}]}

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