CVE-2026-18785

A vulnerability was determined in o6 open62541 ca356b088ada7dee824d1b4acd07c1ff07ce242b. Impacted is the function UA_Client_getRemoteDataTypes of the file examples/custom_datatype/client_types_custom.c. Executing a manipulation can lead to use after free. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. The project closed the issue report, stating that this is not the official way to report a security vulnerability.

CVSS v3 5.3 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 3.1 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/gff-cw/information/issues/12
https://github.com/open62541/open62541/issues/8131
https://vuldb.com/cve/CVE-2026-18785
https://vuldb.com/submit/857052
https://vuldb.com/vuln/385787
https://vuldb.com/vuln/385787/cti
https://github.com/open62541/open62541/issues/8131
https://vuldb.com/submit/857052

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-04 17:16

Updated : 2026-08-12 20:59

NVD link : CVE-2026-18785

Mitre link : CVE-2026-18785

CVE.ORG link : CVE-2026-18785

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-416

Use After Free

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