CVE-2025-41738
CODESYS Control - Invalid type usage in visualization
Description
An unauthenticated remote attacker may cause the visualisation server of the CODESYS Control runtime system to access a resource with a pointer of wrong type, potentially leading to a denial-of-service (DoS) condition.
INFO
Published Date :
Dec. 1, 2025, 10:16 a.m.
Last Modified :
June 17, 2026, 9:23 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-41738
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 270ccfa6-a436-4e77-922e-914ec3a9685c | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update CODESYS Control runtime system to the latest version.
- Apply security patches provided by the vendor.
- Monitor visualization server for abnormal activity.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-41738.
| URL | Resource |
|---|---|
| https://certvde.com/de/advisories/VDE-2025-100 | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-41738 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-41738
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-41738 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-41738 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'CODESYS', 'product': 'CODESYS Control RTE (SL)', 'versions': [{'status': 'affected', 'version': '3.5.18.0', 'lessThan': '3.5.21.40', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control RTE (for Beckhoff CX) SL', 'versions': [{'status': 'affected', 'version': '3.5.18.0', 'lessThan': '3.5.21.40', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control Win (SL)', 'versions': [{'status': 'affected', 'version': '3.5.18.0', 'lessThan': '3.5.21.40', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS HMI (SL)', 'versions': [{'status': 'affected', 'version': '3.5.18.0', 'lessThan': '3.5.21.40', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Remote Target Visu', 'versions': [{'status': 'affected', 'version': '3.5.18.0', 'lessThan': '3.5.21.40', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Runtime Toolkit', 'versions': [{'status': 'affected', 'version': '3.5.18.0', 'lessThan': '3.5.21.40', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for BeagleBone SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for emPC-A/iMX6 SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for IOT2000 SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for Linux ARM SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for Linux SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for PFC100 SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for PFC200 SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for PLCnext SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for Raspberry Pi SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Control for WAGO Touch Panels 600 SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'CODESYS', 'product': 'CODESYS Virtual Control SL', 'versions': [{'status': 'affected', 'version': '4.5.0.0', 'lessThan': '4.19.0.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2025-41738', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2025-12-01T13:59:44.375519Z'} -
Initial Analysis by [email protected]
Feb. 23, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:codesys:control_for_beaglebone_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (excluding) 4.19.0.0 *cpe:2.3:a:codesys:control_rte_sl:*:*:*:*:*:*:*:* versions from (including) 3.5.18.0 up to (excluding) 3.5.21.40 *cpe:2.3:a:codesys:control_rte_sl_(for_beckhoff_cx):*:*:*:*:*:*:*:* versions from (including) 3.5.18.0 up to (excluding) 3.5.21.40 *cpe:2.3:a:codesys:control_win_sl:*:*:*:*:*:*:*:* versions from (including) 3.5.18.0 up to (excluding) 3.5.21.40 *cpe:2.3:a:codesys:control_for_empc-a/imx6_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (including) 4.19.0.0 *cpe:2.3:a:codesys:control_for_iot2000_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (excluding) 4.19.0.0 *cpe:2.3:a:codesys:control_for_linux_arm_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (excluding) 4.19.0.0 *cpe:2.3:a:codesys:control_for_linux_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (excluding) 4.19.0.0 *cpe:2.3:a:codesys:control_for_pfc100_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (including) 4.19.0.0 *cpe:2.3:a:codesys:control_for_pfc200_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (excluding) 4.19.0.0 *cpe:2.3:a:codesys:control_for_plcnext_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (excluding) 4.19.0.0 *cpe:2.3:a:codesys:control_for_raspberry_pi_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (excluding) 4.19.0.0 *cpe:2.3:a:codesys:control_for_wago_touch_panels_600_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (including) 4.19.0.0 *cpe:2.3:a:codesys:hmi_sl:*:*:*:*:*:*:*:* versions from (including) 3.5.18.0 up to (excluding) 3.5.21.40 *cpe:2.3:a:codesys:remote_target_visu:*:*:*:*:*:*:*:* versions from (including) 3.5.18.0 up to (excluding) 3.5.21.40 *cpe:2.3:a:codesys:runtime_toolkit:*:*:*:*:*:*:*:* versions from (including) 3.5.18.0 up to (excluding) 3.5.21.40 *cpe:2.3:a:codesys:virtual_control_sl:*:*:*:*:*:*:*:* versions from (including) 4.5.0.0 up to (excluding) 4.19.0.0 Added Reference Type CERT VDE: https://certvde.com/de/advisories/VDE-2025-100 Types: Third Party Advisory -
New CVE Received by [email protected]
Dec. 01, 2025
Action Type Old Value New Value Added Description An unauthenticated remote attacker may cause the visualisation server of the CODESYS Control runtime system to access a resource with a pointer of wrong type, potentially leading to a denial-of-service (DoS) condition. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-843 Added Reference https://certvde.com/de/advisories/VDE-2025-100