Elefant CMS File Upload drop privileges management

Also known as GHSA-mwh6-g9wx-xcx3

Published 4 y ago 2022-06-20 · modified 4 mo ago 2026-06-17 · JSON

CVSS

6.3

v3.1 · CNA

CISA KEV

not known exploited

EPSS

0.9%

percentile 59%

Public exploits

none known

A vulnerability was found in Elefant CMS 1.3.12-RC. It has been classified as critical. Affected is an unknown function of the file /filemanager/upload/drop of the component File Upload. The manipulation leads to improper privilege management. It is possible to launch the attack remotely. Upgrading to version 1.3.13 is able to address this issue. It is recommended to upgrade the affected component.

CISA SSVC assessment

Exploitation: Proof of concept public
Automatable: no
Technical impact: partial
Assessed: 18 mo ago 2025-04-14

Exploit prediction (EPSS)

0.86% probability of exploitation in the next 30 days, higher than 59% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
CNA	3.1	6.3	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L`
CNA	3.1	6.3	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L`
NVD	3.1	8.8	`CVSS:3.1/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`
GitHub	3.1	8.8	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`

Affected packages

Ecosystem	Package	Affected	Fixed in
packagist	`elefant/cms`	<1.3.13	1.3.13

Affected products

Elefant CMS

Classification

Weakness

CWE-269 Improper Privilege Management
CWE-434 Unrestricted Upload of File with Dangerous Type

References

seclists.org /fulldisclosure/2017/Feb/39 · x_refsource_MISC, x_transferred
vuldb.com /?id.97260 · x_refsource_MISC, x_transferred
nvd.nist.gov /vuln/detail/CVE-2017-20063 · advisory
github.com /jbroadway/elefant · package

Sources

CVE List: CVE-2017-20063
GitHub Advisory: GHSA-mwh6-g9wx-xcx3
NVD: CVE-2017-20063

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.

Summary