What is CVE-2018-14937?

CVE-2018-14937 is a medium-severity vulnerability in Mylittleforum My Little Forum, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-08-05.

How severe is CVE-2018-14937?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Mylittleforum My Little Forum

CVE-2018-14937

The Add page option in my little forum 2.4.12 allows XSS via the Menu Link field.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-08-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Mylittleforum My Little Forum — versions 2.4.12

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

owendarlene.com/stored-xss-my-little-forum/ (URL Repurposed, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-14937?: CVE-2018-14937 is a medium-severity vulnerability in Mylittleforum My Little Forum, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-08-05.
How severe is CVE-2018-14937?: Medium severity. CVSS v3 base score is 4.8 out of 10.