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High 8.1Published Sep 30, 2026

CVE-2026-79625Improper Synchronization in Monitoring in CODESYS Control Runtime

Updated under an hour ago ()

Does this affect you?

It affects CODESYS Control RTE (SL) and 17 other products. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.23%, higher than 13% of scored CVEs.

Affected products do not properly synchronize access to their monitoring functionality. When multiple clients send concurrent requests, this may lead to incorrect reads or writes, or to corruption of internal memory structures. An authenticated remote attacker with monitoring access can exploit this issue to cause incorrect data processing or a denial-of-service condition.

CVSS
8.1 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weakness (CWE)
CWE-362
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.23% (percentile 13)
Assigned by
CERTVDE
NVD analysis
Deferred
Record last updated
Sep 30, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
CODESYS Control RTE (SL)
codesys:control_rte_sl (from the name)
from 3.0.0.0 before 3.5.22.40
CNA record
CODESYS Control RTE (for Beckhoff CX) SL
codesys:control_rte_for_beckhoff_cx_sl (from the name)
from 3.0.0.0 before 3.5.22.40
CNA record
CODESYS Control Win (SL)
codesys:control_win_sl (from the name)
from 3.0.0.0 before 3.5.22.40
CNA record
CODESYS Runtime Toolkit
codesys:runtime_toolkit (from the name)
from 3.0.0.0 before 3.5.22.40
CNA record
CODESYS Safety SIL2
codesys:safety_sil2 (from the name)
from 3.0.0.0 before 3.5.22.40
CNA record
CODESYS HMI (SL)
codesys:hmi_sl (from the name)
from 3.0.0.0 before 3.5.22.40
CNA record
CODESYS Development System 3
codesys:development_system_3 (from the name)
from 3.0.0.0 before 3.5.22.40
CNA record
CODESYS Control for BeagleBone SL
codesys:control_for_beaglebone_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Control for emPC-A/iMX6 SL
codesys:control_for_empc_a_imx6_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Control for IOT2000 SL
codesys:control_for_iot2000_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Control for Linux ARM SL
codesys:control_for_linux_arm_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Control for Linux SL
codesys:control_for_linux_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Control for PFC100 SL
codesys:control_for_pfc100_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Control for PFC200 SL
codesys:control_for_pfc200_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Control for PLCnext SL
codesys:control_for_plcnext_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Control for Raspberry Pi SL
codesys:control_for_raspberry_pi_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Control for WAGO Touch Panels 600 SL
codesys:control_for_wago_touch_panels_600_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record
CODESYS Virtual Control SL
codesys:virtual_control_sl (from the name)
from 3.5.0.0 before 4.23.0.0
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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