{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-59277", "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "state": "PUBLISHED", "assignerShortName": "vmware", "dateReserved": "2026-07-04T18:13:09.973Z", "datePublished": "2026-08-27T17:57:36.006Z", "dateUpdated": "2026-08-27T17:57:36.006Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "shortName": "vmware", "dateUpdated": "2026-08-27T17:57:36.006Z"}, "title": "Spring Security InetAddressMatchers Incomplete Internal Network Classification", "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-693 Protection Mechanism Failure", "type": "CWE"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "Spring Security's InetAddressMatchers utility provides matchInternal() and matchExternal() builders for constructing an InetAddressMatcher that classifies a given IP address as belonging to an internal (private) or external (public) network."}]}], "affected": [{"vendor": "Spring", "product": "Spring Security", "versions": [{"status": "affected", "version": "7.1.0", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Spring Security's InetAddressMatchers utility provides matchInternal() and matchExternal() builders for constructing an InetAddressMatcher that classifies a given IP address as belonging to an internal (private) or external (public) network.\nSpring Security 7.1.0", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Spring Security's InetAddressMatchers utility provides matchInternal() and matchExternal() builders for constructing an InetAddressMatcher that classifies a given IP address as belonging to an internal (private) or external (public) network.</p><p>Spring Security 7.1.0</p>"}]}], "references": [{"url": "https://spring.io/security/cve-2026-59277"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "baseScore": 3.7, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}}], "source": {"discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Spring Security", "vendor": "Spring", "versions": [{"status": "affected", "version": "7.1.0", "versionType": "custom"}]}], "source": "security@vmware.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Spring Security's InetAddressMatchers utility provides matchInternal() and matchExternal() builders for constructing an InetAddressMatcher that classifies a given IP address as belonging to an internal (private) or external (public) network.\nSpring Security 7.1.0"}], "id": "CVE-2026-59277", "lastModified": "2026-08-27T20:17:53.987", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "security@vmware.com", "type": "Secondary"}]}, "published": "2026-08-27T20:17:53.987", "references": [{"source": "security@vmware.com", "url": "https://spring.io/security/cve-2026-59277"}], "sourceIdentifier": "security@vmware.com", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "7.1.0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Spring Security", "source": "cna", "vendor": "Spring"}, "product": "spring_security", "vendor": "spring"}], "created": "2026-08-28T06:45:04.036432+00:00", "updated": "2026-08-28T07:00:12.482155+00:00", "vendors": ["spring", "spring$PRODUCT$spring_security"], "weaknesses": ["CWE-20", "CWE-285"]}