CVE-2025-4540
CVE-2025-4540 is a high-severity vulnerability in Lodop C-lodop with a CVSS 3.x base score of 7.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-428.
Key facts
- Severity: High (CVSS 3.x base score 7.0)
- CVSS v2: 6.0
- CVSS v4: 7.3
- EPSS exploit prediction: 0% (16th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-14258
- Weakness: CWE-428
- Affected product: Lodop C-lodop
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2025-4540?
- 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.
- How severe is CVE-2025-4540?
- CVE-2025-4540 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2025-4540 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-4540?
- CVE-2025-4540 affects Lodop C-lodop. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-4540?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2025-4540 have an EU (EUVD) identifier?
- Yes. CVE-2025-4540 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14258.
- When was CVE-2025-4540 published?
- CVE-2025-4540 was published on 2025-05-11 and last updated on 2026-06-17.
References
- https://0nightsedge0.github.io/2025/05/14/CVE-2025-4540-C-Lodop/
- https://vuldb.com/?ctiid.308285
- https://vuldb.com/?id.308285
- https://vuldb.com/?submit.566789
Affected products (1)
- cpe:2.3:a:lodop:c-lodop:6.6.1.1:*:*:*:*:*:*:*
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