In LimeSurvey before 3.14.7, an admin user can leverage a "file upload" question to read an arbitrary file,

published 2018-09-03 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-8240

cvss: 4.9; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 64%
public exploits: 0; none known

Patch / fix

fixed in 1

limesurvey limesurvey 3.14.7

Exploit prediction

1.04% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	4.9	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N

Classification

Weakness

CWE-434 Unrestricted Upload of File with Dangerous Type

References

github.com /LimeSurvey/LimeSurvey/blob/3be9b41e76826b57f5860d18d93b23f47d59d2e4/docs/release_notes.txt#L51
third-party-advisory

Sources

CVE List CVE-2018-16397
NVD CVE-2018-16397

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