What is CVE-2019-15640?

CVE-2019-15640 is a high-severity vulnerability in Limesurvey, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-08-26.

How severe is CVE-2019-15640?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Limesurvey

CVE-2019-15640

Limesurvey before 3.17.10 does not validate both the MIME type and file extension of an image.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2019-08-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.012 (67.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Limesurvey

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

github.com/LimeSurvey/LimeSurvey/commit/0479e3ff93ff1473a25c71e83cc011920b072b4c (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2019-15640?: CVE-2019-15640 is a high-severity vulnerability in Limesurvey, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-08-26.
How severe is CVE-2019-15640?: High severity. CVSS v3 base score is 7.5 out of 10.