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CVE-2021-40172

27
FAUCET Score

CVE-2021-40172 describes a Cross-Site Request Forgery (CSRF) vulnerability in Zoho ManageEngine Log360, specifically affecting versions before Build 5219, which allows an attacker to manipulate proxy settings. With a CVSS score of 8.8 (High), this vulnerability has a low attack complexity and can lead to high impacts on confidentiality, integrity, and availability if successfully exploited. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 5.0, <= 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

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.99%
Probability of exploitation in next 30 days
EPSS Percentile
59.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0099 is in the 60th percentile among its peer group of 14,875 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

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