CVE-2026-78049Systerel S2OPC AddNodes Service sopc_node_mgt_helper_internal.c out-of-bounds
Updated under an hour ago ()
Does this affect you?
It affects Systerel S2OPC. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
A vulnerability has been found in Systerel S2OPC up to 1.7.3. Impacted is the function SOPC_NodeMgtHelperInternal_AddVariableNodeAttributes of the file src/ClientServer/address_space/internal/sopc_node_mgt_helper_internal.c of the component AddNodes Service. The manipulation of the argument UserAccessLevel leads to out-of-bounds read. It is possible to initiate the attack remotely. A high degree of complexity is needed for the attack. The exploitability is considered difficult. The exploit has been disclosed to the public and may be used. The identifier of the patch is aafbd37d381b618312ebdf5ddf57027f62c14fdd. It is suggested to install a patch to address this issue.
- CVSS
- 3.7 LOW (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
- Weakness (CWE)
- CWE-125, CWE-119
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Aug 27, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Systerel S2OPC systerel:s2opc | 1.7.0; 1.7.1; 1.7.2; 1.7.3 | CNA record |
References
- https://vuldb.com/vuln/394290vdb-entry, technical-description
- https://vuldb.com/vuln/394290/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-78049third-party-advisory
- https://vuldb.com/submit/881262third-party-advisory
- https://gitlab.com/systerel/S2OPC/-/work_items/1787related
- https://gitlab.com/systerel/S2OPC/-/merge_requests/1826patch
- https://github.com/user-attachments/files/29702766/PoC.zipexploit
- https://gitlab.com/systerel/S2OPC/-/commit/aafbd37d381b618312ebdf5ddf57027f62c14fddpatch
The CVE record on cve.org NVD's entry
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.