What is CVE-2019-16683?

CVE-2019-16683 is a medium-severity vulnerability in Xoops, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-09-30.

How severe is CVE-2019-16683?

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

XSS in Xoops

CVE-2019-16683

An issue was discovered in the image-manager in Xoops 2.5.10. When the breadcrumb showing the category name is hovered over while editing any image, a JavaScript payload executes.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-09-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.010 (62.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Xoops — versions 2.5.10

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/XOOPS/XoopsCore25/commits/master (Patch, Third Party Advisory)
xoops.org/modules/publisher/ (Vendor Advisory)
blog.nirajkhatiwada.com.np/cve-2019-16683-stored-cross-site-scripting/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-16683?: CVE-2019-16683 is a medium-severity vulnerability in Xoops, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-09-30.
How severe is CVE-2019-16683?: Medium severity. CVSS v3 base score is 4.8 out of 10.