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CVE-2021-40175

33
FAUCET Score

CVE-2021-40175 describes an unrestricted file upload vulnerability in Zoho ManageEngine Log360 prior to Build 5219, allowing for remote code execution. This critical vulnerability, rated 9.8 CVSS, can be exploited remotely without authentication, leading to complete compromise of confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, and community discussion is minimal, its high FAUCET Risk Score of 88/100 indicates significant potential impact.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.1CPE matchmatch criteria
cpe:2.3:a:zohocorp:manageengine_log360:*:*:*:*:*:*:*:*
5.2CPE matchmatch criteria
cpe:2.3:a:zohocorp:manageengine_log360:5.2:build5200:*:*:*:*:*:*
5.2CPE matchmatch criteria
cpe:2.3:a:zohocorp:manageengine_log360:5.2:build5201:*:*:*:*:*:*
5.2CPE matchmatch criteria
cpe:2.3:a:zohocorp:manageengine_log360:5.2:build5206:*:*:*:*:*:*
5.2CPE matchmatch criteria
cpe:2.3:a:zohocorp:manageengine_log360:5.2:build5209:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
7.01%
Probability of exploitation in next 30 days
EPSS Percentile
93.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0701 is in the 89th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

manageengine.com / log-management/readme.html
Release NotesVendor Advisory