CVE-2017-16962

Name: CVE-2017-16962
Creator: NVD / NIST
Published: 2017-11-27T10:29:00.627+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.19%

Last modified Jun 17, 2026

CVE-2017-16962 is a vulnerability of currently unknown severity. The WebMail components (Crystal, pronto, and pronto4) in CommuniGate Pro before 6.2.1 have stored XSS vulnerabilities via (1) the location or details field of a Google Calendar invitation, (2) a crafted Outlook.com calendar (aka Hotmail Calendar) invitation, (3) e-mail granting access to a directory that has JavaScript in its name, (4) JavaScript in a note name, (5) JavaScript in a task name, or (6) HTML e-mail that is mishandled in the Inbox component.. EPSS estimates a 2.19% chance of exploitation in the next 30 days.

Description

The WebMail components (Crystal, pronto, and pronto4) in CommuniGate Pro before 6.2.1 have stored XSS vulnerabilities via (1) the location or details field of a Google Calendar invitation, (2) a crafted Outlook.com calendar (aka Hotmail Calendar) invitation, (3) e-mail granting access to a directory that has JavaScript in its name, (4) JavaScript in a note name, (5) JavaScript in a task name, or (6) HTML e-mail that is mishandled in the Inbox component.

Metrics

EPSS Probability

2.19%

80.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Communigate	Communigate Pro	< 6.2.1

References

https://packetstormsecurity.com/files/145095/communigatepro-xss.txtThird Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/43177/Exploit, Third Party Advisory, VDB Entry
https://packetstormsecurity.com/files/145095/communigatepro-xss.txtThird Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/43177/Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Nov 27, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-16962?

How severe is CVE-2017-16962?

Severity scoring for CVE-2017-16962 is pending analysis. The EPSS model estimates a 2.19% probability of exploitation in the next 30 days.

How do I fix CVE-2017-16962?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-16962?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST