| Component | Hermes Agent |
| Severity | medium (CVSS 4.3) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| Published (NVD) | 2026-07-06 |
| Affected versions | not published yet, see the advisory |
| Fixed in | see the vendor advisory |
| Weakness | CWE-22 |
| CISA KEV | not listed |
NVD description
A vulnerability was determined in NousResearch hermes-agent 2026.5.29.2. The impacted element is the function skill_view of the file tools/skills_tool.py. Executing a manipulation of the argument Name can lead to path traversal. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. This patch is called 56f833efa427ccb444c0f9ad1759af1012f2124d. It is advisable to implement a patch to correct this issue.
What to do
- NVD lists no fixed version yet: follow the vendor advisory below and keep Hermes Agent off the public internet until a fix ships.
- Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-14783
- https://github.com/NousResearch/hermes-agent/
- https://github.com/NousResearch/hermes-agent/commit/56f833efa427ccb444c0f9ad1759af1012f2124d
- https://github.com/NousResearch/hermes-agent/issues/38643
- https://github.com/NousResearch/hermes-agent/pull/40566
- https://vuldb.com/cve/CVE-2026-14783
- https://vuldb.com/submit/847502
- https://vuldb.com/vuln/376373
- https://vuldb.com/vuln/376373/cti
Other Hermes Agent CVEs
9router 0.4.1 through 0.5.99 contains a configuration injection vulnerability in the POST /api/cli-tools/hermes-settings endpoint that allow...
A vulnerability has been found in NousResearch hermes-agent 0.18.0. This affects the function fetchLinkTitle of the file apps/desktop/src/ap...
Hermes Agent 0.18.2 through 0.21.0, fixed in commit f6234d0, contains a remote code execution vulnerability that allows attackers to execute...
A vulnerability was found in NousResearch hermes-agent 0.18.0. This vulnerability affects the function resourceBufferFromUrl of the file app...
A flaw has been found in NousResearch hermes-agent 0.18.0. Affected by this issue is the function _sess_nowait of the file s71.py of the com...
A vulnerability has been found in NousResearch hermes-agent up to 0.18.2. This affects the function HermesACPAgent.prompt of the file acp_ad...