{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-8508", "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "state": "PUBLISHED", "assignerShortName": "Zyxel", "dateReserved": "2026-05-14T03:49:26.094Z", "datePublished": "2026-08-04T01:57:51.770Z", "dateUpdated": "2026-08-04T18:46:57.004Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "shortName": "Zyxel", "dateUpdated": "2026-08-04T01:57:51.770Z" }, "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-287", "description": "CWE-287: Improper Authentication", "type": "CWE" } ] } ], "affected": [ { "vendor": "Zyxel", "product": "WAX650S firmware", "versions": [ { "status": "affected", "version": "<= 7.10(ABRM.4)C0" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "An improper authentication vulnerability in the \"social_login.cgi\" CGI program in Zyxel WAX650S firmware versions through 7.10(ABRM.4)C0 could allow an attacker on the WLAN to bypass captive portal authentication.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "An improper authentication vulnerability in the \"social_login.cgi\" CGI program in Zyxel WAX650S firmware versions through 7.10(ABRM.4)C0 could allow an attacker on the WLAN to bypass captive portal authentication." } ] } ], "references": [ { "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-improper-authentication-vulnerabilities-in-certain-aps-fwa7-and-security-routers-08-04-2026", "tags": [ "vendor-advisory" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 6.5, "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" } } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 1.0.4" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-08-04T18:46:46.545229Z", "id": "CVE-2026-8508", "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": "2026-08-04T18:46:57.004Z" } } ] } }