CVE-2026-111699

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Source
https://cve.org/CVERecord?id=CVE-2026-111699
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-111699.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-111699
Published
2026-10-16T17:39:53Z
Modified
2026-10-21T02:55:49Z
Severity
  • 6.3 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
Niefy wx-api through 0.8.2 Authentication Bypass via Unverified openid Cookie
Details

Niefy wx-api through 0.8.2 contains an authentication bypass vulnerability that allows unauthenticated attackers to impersonate WeChat fans by supplying a raw openid cookie to fan-facing controllers. Attackers knowing a victim's openid can call /wxUser/getUserInfo and /wxUserTags endpoints to read nickname, phone, unionid and tags, and add or remove fan tags.

Database specific 
{
    "cna_assigner":  "VulnCheck",
    "cwe_ids":  [
        "CWE-306"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111699.json"
}
References

Affected packages

Git / github.com/niefy/wx-api

Affected ranges

Type
GIT
Repo
https://github.com/niefy/wx-api
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last Affected
d16f5f1e76e0fbcf5df9b8afe71c1601ff7e67aa
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "last_affected":  "0.8.2"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandardRange"
        }
    ]
}

Affected versions

0.*
0.8.2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-111699.json"