CVE-2026-82619Systerel S2OPC subscription_mgr.c use after free
Updated under an hour ago ()
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A vulnerability was identified in Systerel S2OPC up to 1.7.3. The impacted element is the function monitored_item_event_filter_treatment_bs__init_event_filter_ctx_and_result of the file src/ClientServer/services/bgenc/subscription_mgr.c. Such manipulation of the argument EventFilter leads to use after free. The attack may be performed from remote. The exploit is publicly available and might be used. The name of the patch is a4cee16a851b971be447a6ed531173702c722b99. It is best practice to apply a patch to resolve this issue.
- CVSS
- 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
- Weakness (CWE)
- CWE-416, 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 31, 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/397119vdb-entry, technical-description
- https://vuldb.com/vuln/397119/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-82619third-party-advisory
- https://vuldb.com/submit/893148third-party-advisory
- https://gitlab.com/systerel/S2OPC/-/work_items/1797exploit
- https://gitlab.com/systerel/S2OPC/-/merge_requests/1839patch
- https://gitlab.com/systerel/S2OPC/-/commit/a4cee16a851b971be447a6ed531173702c722b99patch
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.