CVE-2021-31531
Zoho ManageEngine ServiceDesk Plus MSP before 10521 is vulnerable to Server-Side Request Forgery ...
Zoho ManageEngine ServiceDesk Plus MSP before 10521 is vulnerable to Server-Side Request Forgery (SSRF).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Zoho ManageEngine ServiceDesk Plus MSP before 10521 is vulnerable to Server-Side Request Forgery (SSRF).
- Record
CVE-2021-31531- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-918
- Updated
- 2026-11-02
CVE List No score
Zoho ManageEngine ServiceDesk Plus MSP before 10521 is vulnerable to Server-Side Request Forgery (SSRF).
- Record
CVE-2021-31531- Updated
- 2026-11-02
EUVDEUVD-2021-18429
Zoho ManageEngine ServiceDesk Plus MSP before 10521 is vulnerable to Server-Side Request Forgery (SSRF).
- Record
EUVD-2021-18429- CVSS
- 0.0 None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-9hp9-487w-ffqm
Zoho ManageEngine ServiceDesk Plus MSP before 10521 is vulnerable to Server-Side Request Forgery ...
Zoho ManageEngine ServiceDesk Plus MSP before 10521 is vulnerable to Server-Side Request Forgery (SSRF).
- Record
GHSA-9hp9-487w-ffqm- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-918
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-31531 is a critical vulnerability (CVSS 9.8) in Zohocorp Manageengine Servicedesk Plus Msp, published June 29, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.37%, the 83rd percentile. No source names a fixed version.