{"id":"CVE-2021-40180","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-40180","generatedAt":"2026-10-27T21:09:32.169Z","title":"In the WeChat application 8.0.10 for Android and iOS, a mini program can obtain sensitive information from a user's address book via wx.searchContacts.","description":"In the WeChat application 8.0.10 for Android and iOS, a mini program can obtain sensitive information from a user's address book via wx.searchContacts.","published":"2022-07-26T23:15:08.000Z","lastModified":"2026-06-17T04:06:39.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-200"],"affected":["tencent/wechat"],"epss":{"score":0.01417,"percentile":0.72593,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://arxiv.org/pdf/2205.15202.pdf","tags":["Mitigation","Technical Description","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/BESTICSP/Vulnerabilities-Related-to-Mini-Programs-Permissions/blob/main/WX%20applet%20contact%20permission%20vulnerability%20report.pdf","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://pan.baidu.com/s/116sAQvs1CEzCeIfpI1NZvA","tags":["Exploit","Permissions Required","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://pan.baidu.com/s/1RqMrZBruZZ4OHdnXUN5xDw","tags":["Exploit","Permissions Required","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://arxiv.org/pdf/2205.15202.pdf","tags":["Mitigation","Technical Description","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/BESTICSP/Vulnerabilities-Related-to-Mini-Programs-Permissions/blob/main/WX%20applet%20contact%20permission%20vulnerability%20report.pdf","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://pan.baidu.com/s/116sAQvs1CEzCeIfpI1NZvA","tags":["Exploit","Permissions Required","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://pan.baidu.com/s/1RqMrZBruZZ4OHdnXUN5xDw","tags":["Exploit","Permissions Required","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-40180","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}