{"id":"CVE-2026-40977","state":"PUBLISHED","title":"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 ap","description":"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 4.0.0–4.0.5 (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.","publishedAt":"2026-04-27T23:36:06.654Z","updatedAt":"2026-04-28T14:34:36.220Z","severity":{"score":4.7,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H","source":"vmware"},"assigner":"vmware","products":["Spring Spring Boot"],"affected":[{"vendor":"Spring","product":"Spring Boot","defaultStatus":"unaffected","versions":[{"version":"4.0.0","status":"affected","lessThan":"4.0.6","versionType":"custom"},{"version":"3.5.0","status":"affected","lessThan":"3.5.14","versionType":"custom"},{"version":"3.4.0","status":"affected","lessThan":"3.4.16","versionType":"custom"},{"version":"3.3.0","status":"affected","lessThan":"3.3.19","versionType":"custom"},{"version":"2.7.0","status":"affected","lessThan":"2.7.33","versionType":"custom"}]}],"references":["https://spring.io/security/cve-2026-40977"],"weaknesses":["CWE-59"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/40xxx/CVE-2026-40977.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-40977","state":"PUBLISHED","datePublished":"2026-04-27T23:36:06.654Z","dateUpdated":"2026-04-28T14:34:36.220Z","assignerShortName":"vmware","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateReserved":"2026-04-16T02:19:04.616Z"},"containers":{"cna":{"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 4.0.0–4.0.5 (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."}],"affected":[{"vendor":"Spring","product":"Spring Boot","defaultStatus":"unaffected","versions":[{"version":"4.0.0","status":"affected","lessThan":"4.0.6","versionType":"custom"},{"version":"3.5.0","status":"affected","lessThan":"3.5.14","versionType":"custom"},{"version":"3.4.0","status":"affected","lessThan":"3.4.16","versionType":"custom"},{"version":"3.3.0","status":"affected","lessThan":"3.3.19","versionType":"custom"},{"version":"2.7.0","status":"affected","lessThan":"2.7.33","versionType":"custom"}]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-59","lang":"en","description":"CWE-59: Improper Link Resolution Before File Access","type":"CWE"}]}],"providerMetadata":{"shortName":"vmware","orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateUpdated":"2026-04-27T23:36:06.654Z"},"impacts":[{"descriptions":[{"lang":"en","value":"Per CVSS v3.1: Confidentiality NONE; Integrity LOW; Availability HIGH."}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.1"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-28T13:55:11.041412Z","id":"CVE-2026-40977","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-28T14:34:36.220Z"}}]}}}