A vulnerability was detected in NousResearch hermes-agent 2026.6.5. Affected by this vulnerability is an unknown functionality of the file hermes-agent/plugins/platforms/simplex/adapter.py of the component SimpleX Gateway Authorization. The manipulation of the argument contactId results in improper access controls. The attack may be launched remotely. A high complexity level is associated with this attack. The exploitation appears to be difficult. The exploit is now public and may be used. The patch is identified as 490c486ff65b766d9de0fe0e6f26e1778aaa8fb3. Applying a patch is advised to resolve this issue.
https://vuldb.com/vuln/383065/cti
https://vuldb.com/submit/862424
https://vuldb.com/cve/CVE-2026-17432
https://github.com/NousResearch/hermes-agent/pull/41246
https://github.com/NousResearch/hermes-agent/issues/44730
https://github.com/NousResearch/hermes-agent/issues/44729
https://github.com/NousResearch/hermes-agent/commit/490c486ff65b766d9de0fe0e6f26e1778aaa8fb3
Published: 2026-07-26
Updated: 2026-07-26
Base Score: 4.6
Vector: CVSS2#AV:N/AC:H/Au:S/C:P/I:P/A:P
Severity: Medium
Base Score: 5
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Severity: Medium
Base Score: 2.3
Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Severity: Low