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CVE-2025-4539

18
FAUCET Score

CVE-2025-4539 is a critical uncontrolled search path vulnerability affecting Hainan ToDesk 4.7.6.3, specifically within the profapi.dll library's DLL File Parser component. This vulnerability, rated 7.0 HIGH on CVSS, requires local access and has high attack complexity, making exploitation difficult despite leading to high impact on confidentiality, integrity, and availability. While the exploit has been publicly disclosed, there is no evidence of active exploitation, nor are there Metasploit, Nuclei, or ExploitDB modules available, and it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
4.7.6.3CPE matchmatch criteria
cpe:2.3:a:todesk:todesk:4.7.6.3:*:*:*:-:*:*:*

CVSS Data

CVSS version used by this source: 4.0

7.3HIGH

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.18%
Probability of exploitation in next 30 days
EPSS Percentile
7.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0018 is in the 29th percentile among its peer group of 1,525 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 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 0.4 InfoSec Media, 0.1 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

yuque.com / ba1ma0-an29k/nnxoap/dgxzuhd90e19grpg
Permissions Required
vuldb.com
Permissions RequiredVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry
yuque.com / ba1ma0-an29k/nnxoap/dgxzuhd90e19grpg
Permissions Required