CVE-2016-8899 json
Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expCatController.php related…
published 2019-05-23 7 y ago modified 2026-06-17 4 mo ago also EUVD-2016-9724
- cvss
- 9.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.1%
- EPSS 2.1% chance of exploitation in 30 days, percentile 81%
- public exploits
- 0
- none known
Summary
Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expCatController.php related to change_cats.
Patch / fix
Exploit prediction
2.11% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- openwall.com http://www.openwall.com/lists/oss-security/2016/09/30/5 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-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component
References
-
github.com
/exponentcms/exponent-cms/commit/fdafb5ec97838e4edbd685f587f28d3174ebb3db
patch, third-party-advisory
-
openwall.com
/lists/oss-security/2016/09/30/5
exploit, mailing-list, third-party-advisory
Sources
- CVE List CVE-2016-8899
- NVD CVE-2016-8899
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.