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CVE-2018-15601

30
FAUCET Score

CVE-2018-15601 is a critical vulnerability affecting Elefant CMS 2.0.3, where a flaw in the file manager's upload handler allows for the bypass of executable file protection due to an untimely urldecode operation. With a CVSS score of 9.8, this vulnerability presents a high-impact risk, allowing unauthenticated attackers to achieve full compromise (confidentiality, integrity, availability) with low attack complexity. While no active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion has been observed, its critical severity warrants immediate patching.

Impacted Technologies

VendorProductVersion(s)CPE
2.0.3CPE matchmatch criteria
cpe:2.3:a:elefantcms:elefantcms:2.0.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.63%
Probability of exploitation in next 30 days
EPSS Percentile
73.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0163 is in the 61st percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: elefant/cmsFixed in: 2.0.4
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-pcf7-5974-vjh4critical

Elefant CMS Improper Input Validation

May 14, 2022

References

github.com / jbroadway/elefant/commit/afb3346e50b992bcba143660ca2149e563430e05
PatchThird Party Advisory