How severe is CVE-2017-16756?

CVE-2017-16756 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-16756 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-16756?

CVE-2017-16756 affects Userscape Helpspot. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-16756?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-16756 published?

CVE-2017-16756 was published on 2018-02-19 and last updated on 2026-06-17.

CVE-2017-16756

CVE-2017-16756 is a high-severity vulnerability in Userscape Helpspot with a CVSS 3.x base score of 8.8. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
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 cross-site request forgery vulnerability exists on POST requests to the "index.php?pg=password.change" endpoint. This allows an attacker to change the password of another user's HelpSpot account.

Frequently asked questions

What is CVE-2017-16756?: An issue was discovered in Userscape HelpSpot before 4.7.2. A cross-site request forgery vulnerability exists on POST requests to the "index.php?pg=password.change" endpoint. This allows an attacker to change the password of another user's HelpSpot account.
How severe is CVE-2017-16756?: CVE-2017-16756 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-16756 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-16756?: CVE-2017-16756 affects Userscape Helpspot. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-16756?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-16756 published?: CVE-2017-16756 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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