What is CVE-2015-8667?

CVE-2015-8667 is a medium-severity vulnerability in Exponentcms Exponent Cms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-01-18.

How severe is CVE-2015-8667?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Exponentcms Exponent Cms

CVE-2015-8667

Cross-site scripting (XSS) vulnerability in Reset Your Password module in Exponent CMS before 2.3.5 allows remote attackers to inject arbitrary web script or HTML via the Username/Email.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2017-01-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.012 (67.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.8% 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

Exponentcms Exponent Cms

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

exponentcms.lighthouseapp.com/projects/61783/tickets/1320-exponent-cms-235-cros… (Vendor Advisory)
packetstormsecurity.com/files/136763/Exponent-CMS-2.3.5-Cross-Site-Scripting.ht… (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2015-8667?: CVE-2015-8667 is a medium-severity vulnerability in Exponentcms Exponent Cms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-01-18.
How severe is CVE-2015-8667?: Medium severity. CVSS v3 base score is 6.1 out of 10.