CVE-2026-67865CWE-125

CVE-2026-67865

High · published August 6, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
54.7
In the wild
Unconfirmed
What it is

S2OPC 1.7.3 contains an out-of-bounds read in RepublishResponse handling. This allows a remote attacker to cause a denial of service

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00759 · 54.7th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-08-06T02:17Z
References (6)
https://github.com/systerel/S2OPC/blob/S2OPC_Toolkit_1.7.3/src/ClientServer/services/b2c/msg_subscription_publish_ack_bs.c · [email protected]https://github.com/systerel/S2OPC/blob/S2OPC_Toolkit_1.7.3/src/ClientServer/services/b2c/msg_subscription_publish_bs.c · [email protected]https://github.com/systerel/S2OPC/blob/S2OPC_Toolkit_1.7.3/src/Common/opcua_types/sopc_encoder.c · [email protected]https://github.com/systerel/S2OPC/blob/S2OPC_Toolkit_1.7.3/tests/ClientServer/CMakeLists.txt · [email protected]https://gitlab.com/systerel/S2OPC/-/work_items/1785 · [email protected]https://gitlab.com/systerel/S2OPC/-/work_items/1785 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 05 AUG 00:00Z
    S2OPC 1.7.3 contains an out-of-bounds read in RepublishResponse handling
    cvelistv5