What is CVE-2021-43296?

CVE-2021-43296 is a high-severity vulnerability in Zohocorp Manageengine Supportcenter Plus, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2021-11-30.

How severe is CVE-2021-43296?

High severity. CVSS v3 base score is 7.5 out of 10.

SSRF in Zohocorp Manageengine Supportcenter Plus

CVE-2021-43296

Zoho ManageEngine SupportCenter Plus before 11016 is vulnerable to an SSRF attack in ActionExecutor.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2021-11-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.035 (89.2th percentile), scored 2026-10-30.

Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000

Affected products

Zohocorp Manageengine Supportcenter Plus — versions 11.0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

manageengine.com (Product)
www.manageengine.com/products/support-center/readme.html (Product)

Frequently asked questions

What is CVE-2021-43296?: CVE-2021-43296 is a high-severity vulnerability in Zohocorp Manageengine Supportcenter Plus, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2021-11-30.
How severe is CVE-2021-43296?: High severity. CVSS v3 base score is 7.5 out of 10.