CVE-2026-82619CWE-119CWE-416

CVE-2026-82619

Medium · published August 31, 2026

CVSS v3.1
4.3
EPSS
1%
Percentile
44.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00533 · 44.2th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-416 · Use After Free
Published
2026-08-31T10:17Z
References (7)
https://gitlab.com/systerel/S2OPC/-/commit/a4cee16a851b971be447a6ed531173702c722b99 · [email protected]https://gitlab.com/systerel/S2OPC/-/merge_requests/1839 · [email protected]https://gitlab.com/systerel/S2OPC/-/work_items/1797 · [email protected]https://vuldb.com/cve/CVE-2026-82619 · [email protected]https://vuldb.com/submit/893148 · [email protected]https://vuldb.com/vuln/397119 · [email protected]https://vuldb.com/vuln/397119/cti · [email protected]
EPSS history
Timeline
  • 01 SEP 03:32Z
    EPSS moved — → 0%
    epss
  • 31 AUG 05:15Z
    Systerel S2OPC subscription_mgr.c use after free
    cvelistv5