XSS in Userscape Helpspot
CVE-2017-16755
An issue was discovered in Userscape HelpSpot before 4.7.2. A reflected cross-site scripting vulnerability exists in the "return" parameter of the "index.php?pg=moderated" endpoint. It executes when the return link is clicked.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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: 0.009 (58.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.1% 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
Weakness classification (CWE)
References
- www.helpspot.com/releases (Vendor Advisory)
- ruby.sh/helpspot-disclosure-20180206.txt (Exploit, Third Party Advisory)
- www.helpspot.com/releases/version-4-7-2 (Vendor Advisory)
Frequently asked questions
- What is CVE-2017-16755?
- CVE-2017-16755 is a medium-severity vulnerability in Userscape Helpspot, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-02-19.
- How severe is CVE-2017-16755?
- Medium severity. CVSS v3 base score is 6.1 out of 10.