What is CVE-2018-18621?

CVE-2018-18621 is a medium-severity vulnerability in Communigate Pro, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-10-24.

How severe is CVE-2018-18621?

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

XSS in Communigate Pro

CVE-2018-18621

CommuniGate Pro 6.2 allows stored XSS via a message body in Pronto! Mail Composer, which is mishandled in /MIME/INBOX-MM-1/ if the raw email link (in .txt format) is modified and then renamed with a .html or .wssp extension.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.011 (61.0th percentile) — read the EPSS interpretation.

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.

Affected products

Communigate Communigate_pro — versions 6.2
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-18621?: CVE-2018-18621 is a medium-severity vulnerability in Communigate Pro, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-10-24.
How severe is CVE-2018-18621?: Medium severity. CVSS v3 base score is 6.1 out of 10.