How severe is CVE-2017-16755?

CVE-2017-16755 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-16755 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-16755?

CVE-2017-16755 affects Userscape Helpspot. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-16755?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-16755 published?

CVE-2017-16755 was published on 2018-02-19 and last updated on 2026-06-17.

CVE-2017-16755

CVE-2017-16755 is a medium-severity vulnerability in Userscape Helpspot with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Userscape Helpspot
Published: 2018-02-19
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2017-16755?: CVE-2017-16755 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-16755 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-16755?: CVE-2017-16755 affects Userscape Helpspot. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-16755?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-16755 published?: CVE-2017-16755 was published on 2018-02-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:userscape:helpspot:*:*:*:*:*:*:*:*

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