CVE-2017-5520 json
The media rename feature in GeniXCMS through 0.0.8 does not consider alternative PHP file extensions when checking uploaded files for PHP c…
published 2017-01-17 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-14624
- cvss
- 8.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.8%
- EPSS 1.8% chance of exploitation in 30 days, percentile 78%
- public exploits
- 0
- none known
Summary
The media rename feature in GeniXCMS through 0.0.8 does not consider alternative PHP file extensions when checking uploaded files for PHP content, which enables a user to rename and execute files with the `.php6`, `.php7` and `.phtml` extensions.
Patch / fix
Exploit prediction
1.81% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/semplon/GeniXCMS/issues/62 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-434 Unrestricted Upload of File with Dangerous Type
References
-
github.com
/semplon/GeniXCMS/issues/62
exploit, issue-tracking, patch, third-party-advisory
-
securityfocus.com
/bid/95460
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2017-5520
- NVD CVE-2017-5520
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.