An issue was discovered in Easy File Sharing (EFS) Web Server 7.2.

published 2019-05-13 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-10622

cvss: 9.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 3.5%; EPSS 3.5% chance of exploitation in 30 days, percentile 89%
public exploits: 0; none known

An issue was discovered in Easy File Sharing (EFS) Web Server 7.2. A stack-based buffer overflow vulnerability occurs when a malicious POST request has been made to forum.ghp upon creating a new topic in the forums, which allows remote attackers to execute arbitrary code.

Exploit prediction

3.50% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/notkisi/CVE-s/blob/master/CVE-2018-18912.py 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-787 Out-of-bounds Write

References

github.com /notkisi/CVE-s/blob/master/CVE-2018-18912.py
exploit, third-party-advisory

Sources

CVE List CVE-2018-18912
NVD CVE-2018-18912

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.

Summary