CVE-2021-40180
In the WeChat application 8.0.10 for Android and iOS, a mini program can obtain sensitive...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2021-40180- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2021-40180- Updated
- 2026-11-02
EUVDEUVD-2021-27365 No score
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.
- Record
EUVD-2021-27365- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3mff-x894-pfqr
In the WeChat application 8.0.10 for Android and iOS, a mini program can obtain sensitive...
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.
- Record
GHSA-3mff-x894-pfqr- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40180 is a high vulnerability (CVSS 7.5) in Tencent Wechat, published July 26, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.42%, the 72nd percentile. No source names a fixed version.
References
pan.baidu.com/s/1RqMrZBruZZ4OHdnXUN5xDw
arxiv.org/pdf/2205.15202.pdf
github.com/BESTICSP/Vulnerabilities-Related-to-Mini-Programs-Permissions/blob/main/WX%20applet%20contact%20permission%20vulnerability%20report.pdf
nvd.nist.gov/vuln/detail/CVE-2021-40180