{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-87689", "assignerOrgId": "9974b330-7714-4307-a722-5648477acda7", "state": "PUBLISHED", "assignerShortName": "rapid7", "dateReserved": "2026-09-08T23:15:25.487Z", "datePublished": "2026-10-13T00:53:00.847Z", "dateUpdated": "2026-10-13T00:53:00.847Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "9974b330-7714-4307-a722-5648477acda7", "shortName": "rapid7", "dateUpdated": "2026-10-13T00:53:00.847Z" }, "title": "Metasploit Framework Web Service REST API Missing Authentication on Credential Endpoints", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-306", "description": "CWE-306 Missing Authentication for Critical Function", "type": "CWE" } ] } ], "impacts": [ { "descriptions": [ { "lang": "en", "value": "An unauthenticated network attacker who can reach the msf-ws listener can disclose stored credential material (passwords, hashes, private keys) via unauthenticated PUT, modify credential records with attacker-chosen fields, and permanently delete credential records via unauthenticated DELETE. In shared/team msfdb deployments this exposes the primary deliverables of a penetration-test engagement." } ] } ], "affected": [ { "vendor": "Rapid7", "product": "Metasploit Framework", "platforms": [ "Linux", "Windows", "macOS" ], "repo": "https://github.com/rapid7/metasploit-framework", "versions": [ { "status": "affected", "version": "0", "lessThanOrEqual": "6.5.4", "versionType": "semver" }, { "status": "unaffected", "version": "6.5.5", "versionType": "semver" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "The Metasploit Framework Web Service REST API (msf-ws) exposes the credential store through Msf::WebServices::CredentialServlet. Every mutating and read route in this servlet calls warden.authenticate! before processing a request, except the update_credential (PUT) and delete_credentials (DELETE) handlers for /api/v1/credentials, which omit the authentication call entirely. Because these handlers call directly into lib/msf/core/db_manager/cred.rb, which performs no authorization check of its own, any client able to reach the web service on its default 0.0.0.0:8080 listener can read, modify, or permanently delete every stored credential record — including passwords, hashes, and private keys stored for a shared team engagement — without presenting any authentication. All published versions of Metasploit Framework through 6.5.4 are affected. The issue is fixed in 6.5.5 by adding warden.authenticate! as the first statement in both handlers, matching the pattern used by every other route in the API.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "
The Metasploit Framework Web Service REST API (msf-ws) exposes the credential store through Msf::WebServices::CredentialServlet. Every mutating and read route in this servlet calls warden.authenticate! before processing a request, except the update_credential (PUT) and delete_credentials (DELETE) handlers for /api/v1/credentials, which omit the authentication call entirely. Because these handlers call directly into lib/msf/core/db_manager/cred.rb, which performs no authorization check of its own, any client able to reach the web service on its default 0.0.0.0:8080 listener can read, modify, or permanently delete every stored credential record — including passwords, hashes, and private keys stored for a shared team engagement — without presenting any authentication. All published versions of Metasploit Framework through 6.5.4 are affected. The issue is fixed in 6.5.5 by adding warden.authenticate! as the first statement in both handlers, matching the pattern used by every other route in the API.
" } ] } ], "references": [ { "url": "https://github.com/rapid7/metasploit-framework/releases/tag/6.5.5", "name": "Metasploit Framework 6.5.5 Release Notes", "tags": [ "release-notes", "patch" ] }, { "url": "https://github.com/rapid7/metasploit-framework", "name": "Metasploit Framework source repository", "tags": [ "product" ] }, { "url": "https://github.com/rapid7/metasploit-framework/releases/tag/6.5.5", "tags": [ "release-notes" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" } } ], "solutions": [ { "lang": "en", "value": "https://github.com/rapid7/metasploit-framework/releases/tag/6.5.5", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "https://github.com/rapid7/metasploit-framework/releases/tag/6.5.5" } ] } ], "timeline": [ { "time": "2026-08-30T05:53:00.000Z", "lang": "en", "value": "Vulnerability reported to Rapid7" }, { "time": "2026-09-02T00:54:00.000Z", "lang": "en", "value": "Rapid7 acknowledged receipt and forwarded to the Metasploit team" }, { "time": "2026-09-10T03:23:00.000Z", "lang": "en", "value": "Vulnerability confirmed legitimate; CVE-2026-87689 reserved" }, { "time": "2026-09-23T04:42:00.000Z", "lang": "en", "value": "Fix released in Metasploit Framework 6.5.5" } ], "credits": [ { "lang": "en", "value": "Leon Zlobecki", "type": "finder" } ], "source": { "defect": [ "https://rapid7.atlassian.net/browse/MS-10244" ], "discovery": "EXTERNAL" }, "x_generator": { "engine": "Rapid7 Vulnerability Disclosure Program" } } } }