CVE-2018-19508

Name: CVE-2018-19508
Creator: NVD / NIST
Published: 2018-12-19T19:29:00.353+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.56%

Last modified Jun 17, 2026

CVE-2018-19508 is a vulnerability of currently unknown severity. CMSimple 4.7.5 has XSS via an admin's upload of an SVG file at a ?userfiles&subdir=userfiles/images/flags/ URI.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

Description

CMSimple 4.7.5 has XSS via an admin's upload of an SVG file at a ?userfiles&subdir=userfiles/images/flags/ URI.

Metrics

EPSS Probability

0.56%

42.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Cmsimple	Cmsimple	4.7.5

References

https://github.com/security-breachlock/CVE-2018-19508/blob/master/Persistent-XSS.pdfExploit, Third Party Advisory
https://github.com/security-breachlock/CVE-2018-19508/blob/master/Persistent-XSS.pdfExploit, Third Party Advisory

Timeline

Published: Dec 19, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-19508?

CMSimple 4.7.5 has XSS via an admin's upload of an SVG file at a ?userfiles&subdir=userfiles/images/flags/ URI.

How severe is CVE-2018-19508?

Severity scoring for CVE-2018-19508 is pending analysis. The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2018-19508?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-19508?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST