CVE-2016-7790 json
Exponent CMS 2.3.9 suffers from a remote code execution vulnerability in /install/index.php.
published 2017-01-12 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-8640
- cvss
- 9.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.9%
- EPSS 3.9% chance of exploitation in 30 days, percentile 90%
- public exploits
- 0
- none known
Summary
Exponent CMS 2.3.9 suffers from a remote code execution vulnerability in /install/index.php. An attacker can upload 'php' file to the website through uploader_paste.php, then overwrite /framework/conf/config.php, which leads to arbitrary code execution.
Patch / fix
Exploit prediction
3.90% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- openwall.com http://www.openwall.com/lists/oss-security/2016/09/22/6 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
openwall.com
/lists/oss-security/2016/09/22/6
mailing-list, exploit, patch, third-party-advisory
-
securityfocus.com
/bid/93119
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2016-7790
- NVD CVE-2016-7790
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.