Skip to content
Fencer Intel
high 7.0

CVE-2025-4540 json

MTSoftware C-Lodop CLodopPrintService unquoted search path

published last yr. modified 4mo ago also EUVD-2025-14258

cvss
7.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

A vulnerability was found in MTSoftware C-Lodop 6.6.1.1 on Windows. It has been rated as critical. This issue affects some unknown processing of the component CLodopPrintService. The manipulation leads to unquoted search path. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 6.6.13 is able to address this issue. It is recommended to upgrade the affected component.

Is CVE-2025-4540 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
last yr.

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • vuldb.com https://vuldb.com/?submit.566789 referenced PoC, tagged "exploit" by a source, unverified
  • 0nightsedge0.github.io https://0nightsedge0.github.io/2025/05/14/CVE-2025-4540-C-Lodop/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 7.3 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
CNA 3.1 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.0 7.0 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 2.0 6.0 AV:L/AC:H/Au:S/C:C/I:C/A:C
CNA 4.0 7.3 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

Affected products

  • MTSoftware C-Lodop

Classification

Weakness
  • CWE-428 Unquoted Search Path or Element
  • CWE-426 Untrusted Search Path

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.