CVE-2026-82618

Systerel S2OPC String Array Range Writing sopc_builtintypes.c set_range_matrix_on_string_array out-of-bounds

MEDIUM
4.3
CVSS Score
Published: August 31, 2026 at 05:00 AM UTC
Updated: August 31, 2026 at 09:06 PM UTC
1 product affected across 1 vendorS2OPC

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

A vulnerability was determined in Systerel S2OPC up to 1.7.3. The affected element is the function set_range_matrix_on_string_array of the file src/Common/opcua_types/sopc_builtintypes.c of the component String Array Range Writing. This manipulation causes out-of-bounds read. The attack is possible to be carried out remotely. The project was informed of the problem early through an issue report but has not responded yet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/397118
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/397118/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-82618
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/893095

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-125CWE-119

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