{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-94621", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-09-21T21:32:23.742Z", "datePublished": "2026-10-15T18:23:33.174Z", "dateUpdated": "2026-10-16T17:11:53.157Z"}, "containers": {"cna": {"title": "AliasVault: Server-Side Request Forgery via DNS rebinding in Favicon Extraction", "problemTypes": [{"descriptions": [{"cweId": "CWE-367", "lang": "en", "description": "CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-918", "lang": "en", "description": "CWE-918: Server-Side Request Forgery (SSRF)", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/aliasvault/aliasvault/security/advisories/GHSA-7hm6-fj4m-pf6f", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/aliasvault/aliasvault/security/advisories/GHSA-7hm6-fj4m-pf6f"}, {"name": "https://github.com/aliasvault/aliasvault/pull/2311", "tags": ["x_refsource_MISC"], "url": "https://github.com/aliasvault/aliasvault/pull/2311"}, {"name": "https://github.com/aliasvault/aliasvault/commit/7eb4fee71f4582cfc80b8daea421b99d6aa9f814", "tags": ["x_refsource_MISC"], "url": "https://github.com/aliasvault/aliasvault/commit/7eb4fee71f4582cfc80b8daea421b99d6aa9f814"}, {"name": "https://github.com/aliasvault/aliasvault/commit/90ea7d6bb4c74ca169ee1dde3ca38b08bd0966ed", "tags": ["x_refsource_MISC"], "url": "https://github.com/aliasvault/aliasvault/commit/90ea7d6bb4c74ca169ee1dde3ca38b08bd0966ed"}, {"name": "https://github.com/aliasvault/aliasvault/releases/tag/0.30.3", "tags": ["x_refsource_MISC"], "url": "https://github.com/aliasvault/aliasvault/releases/tag/0.30.3"}], "affected": [{"vendor": "aliasvault", "product": "aliasvault", "versions": [{"version": "< 0.30.3", "status": "affected"}]}, {"vendor": "aliasvault", "product": "ghcr.io/aliasvault/aliasvault", "versions": [{"version": "< 0.30.3", "status": "affected"}]}, {"vendor": "aliasvault", "product": "ghcr.io/aliasvault/api", "versions": [{"version": "< 0.30.3", "status": "affected"}]}, {"vendor": "aliasvault", "product": "ghcr.io/lanedirt/aliasvault-api", "versions": [{"version": "< 0.30.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-15T18:23:33.174Z"}, "descriptions": [{"lang": "en", "value": "AliasVault is a privacy-first password manager with built-in email aliasing. Prior to 0.30.3, the AliasVault server API favicon extractor validates a user-supplied hostname with a first DNS lookup but allows the HTTP client to perform a second DNS lookup when connecting. An authenticated low-privileged user operating an attacker-controlled authoritative DNS server can return a public address during validation and a private address during connection, causing a publicly reachable self-hosted server to issue HTTP or HTTPS requests to internal hosts. A valid image response is returned in Base64 form, while other responses can expose limited timing and error information for internal-network reconnaissance. Exploitation requires a publicly reachable self-hosted instance with public registration enabled, an authenticated AliasVault account, an attacker-controlled authoritative DNS server, and a resolver that permits rebinding; default checks limit requests to ports 80 and 443. The browser extensions, web application, and mobile applications are not affected. This issue is fixed in version 0.30.3."}], "source": {"advisory": "GHSA-7hm6-fj4m-pf6f", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-15T20:24:54.558375Z", "id": "CVE-2026-94621", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-16T17:11:53.157Z"}}]}}

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