CVE-2026-8047
Published: May 26, 2026
Modified: May 26, 2026
CVSS v3.1
7.5
Description
The affected products perform improper length checking when parsing incoming HTTP requests, resulting in a size-limited out-of-bounds write. An unauthenticated remote attacker can exploit this flaw to cause a denial of service via a system crash on the affected device.
| Vendor | Product | Versions |
|---|---|---|
CODESYS | CODESYS Control RTE (SL) | affected 3.5.21.0 - < 3.5.22.20 |
CODESYS | CODESYS Control RTE (for Beckhoff CX) SL | affected 3.5.21.0 - < 3.5.22.20 |
CODESYS | CODESYS Control Win (SL) | affected 3.5.21.0 - < 3.5.22.20 |
CODESYS | CODESYS HMI (SL) | affected 3.5.21.0 - < 3.5.22.20 |
CODESYS | CODESYS Runtime Toolkit | affected 3.5.21.0 - < 3.5.22.20 |
CODESYS | CODESYS Control for BeagleBone SL | affected 4.15.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Control for emPC-A/iMX6 SL | affected 4.15.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Control for IOT2000 SL | affected 4.15.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Control for Linux ARM SL | affected 4.15.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Control for Linux SL | affected 4.15.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Control for PFC100 SL | affected 4.15.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Control for PFC200 SL | affected 4.15.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Control for PLCnext SL | affected 4.15.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Control for Raspberry Pi SL | affected 4.15.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Control for WAGO Touch Panels 600 SL | affected 0.0.0 - < 4.21.0.0 |
CODESYS | CODESYS Virtual Control SL | affected 4.15.0.0 - < 4.21.0.0 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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