How severe is CVE-2016-5655?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Misys Fusioncapital Opics Plus

CVE-2016-5655

Misys FusionCapital Opics Plus does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to obtain sensitive information via a crafted certificate.

Published 2016-07-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (44.9th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Misys Fusioncapital Opics Plus

References

www.kb.cert.org/vuls/id/682704 (US Government Resource, Third Party Advisory, third-party-advisory)
www.securityfocus.com/bid/92035 (vdb-entry)

Frequently asked questions

What is CVE-2016-5655?: CVE-2016-5655 is a medium-severity vulnerability in Misys Fusioncapital Opics Plus. CVSS score: 5.9/10. Published 2016-07-19.
How severe is CVE-2016-5655?: Medium severity. CVSS v3 base score is 5.9 out of 10.