CVE-2016-7816 json
The Cybozu kintone mobile for Android 1.0.6 and earlier does not verify X.509 certificates from SSL servers, which allows man-in-the-middle…
published 2017-06-09 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-8665
- cvss
- 5.9
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 54%
- public exploits
- 0
- none known
Summary
The Cybozu kintone mobile for Android 1.0.6 and earlier does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Exploit prediction
0.73% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
Affected products
- Cybozu, Inc. kintone mobile for Android
Classification
- Weakness
-
- CWE-295 Improper Certificate Validation
References
-
jvn.jp
/en/jp/JVN20252219/index.html
third-party-advisory, vendor-advisory
-
support.cybozu.com
/ja-jp/article/9719
vendor-advisory
-
securityfocus.com
/bid/94547
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2016-7816
- NVD CVE-2016-7816
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.