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CVE-2018-15156

29
FAUCET Score

CVE-2018-15156 is an OS command injection vulnerability affecting OpenEMR versions prior to 5.0.1.4. A remote authenticated attacker can execute arbitrary commands by manipulating the "hylafax_server" global variable and then making a crafted request to faxq.php. This vulnerability has a high CVSS score of 8.8, indicating a low attack complexity and the potential for complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.0.1.4CPE matchmatch criteria
cpe:2.3:a:open-emr:openemr:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
10.24%
Probability of exploitation in next 30 days
EPSS Percentile
95.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1024 is in the 94th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / openemr/openemr/pull/1757
Issue TrackingThird Party Advisory
insecurity.sh / reports/openemr.pdf
Technical DescriptionThird Party Advisory
databreaches.net / openemr-patches-serious-vulnerabilities-uncovered-by-project-insecurity
Third Party Advisory
open-emr.org / wiki/index.php/OpenEMR_Patches
PatchVendor Advisory