Description
open62541 1.5.5 contains an out-of-bounds read in the client-side function responseReadNamespacesArray() in src/client/ua_client_connect.c.
References6
- github.com/gff-cw/information/issues/9
- github.com/open62541/open62541/blob/v1.5.5/examples/client_conn…
- github.com/open62541/open62541/blob/v1.5.5/examples/client_conn…
- github.com/open62541/open62541/blob/v1.5.5/src/client/ua_client…
- github.com/open62541/open62541/issues/8104
- github.com/open62541/open62541/issues/8104
Metrics
- CVSS 3.1
-
7.5
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 1% percentile: 51 · as of 13 November 2026
- CWE
- CWE-125
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