Information disclosure in Tencent Wechat

CVE-2021-40180

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.

Vulnerability class: Information Disclosure

EPSS: 0.013 (67.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Permissions Required, Exploit, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Permissions Required, Exploit, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Technical Description, Third Party Advisory, x_refsource_MISC, Mitigation)
  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-40180?
CVE-2021-40180 is a high-severity vulnerability in Tencent Wechat, classified under Information Disclosure. CVSS score: 7.5/10. Published 2022-07-26.
How severe is CVE-2021-40180?
High severity. CVSS v3 base score is 7.5 out of 10.