hermes-agentGHSA-xq8w-9jvx-gm3v
hermes-agent has an Injection issue
Medium7.3CVE-2026-10221 · Published Jun 1, 2026 · updated Aug 4, 2026
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| hermes-agent PyPI | <= 0.19.0 | No fix yet |
Details and references
A vulnerability was identified in NousResearch hermes-agent up to 0.12.0. Affected by this vulnerability is the function _compress_context of the file run_agent.py. The manipulation leads to injection. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- Severity from
- GitHub (reviewed advisory)
- Weakness
- CWE-74
- Also known as
- CVE-2026-10221, PYSEC-2026-3577
- nvd.nist.gov/vuln/detail/CVE-2026-10221
- github.com/NousResearch/hermes-agent/issues/26979
- github.com/NousResearch/hermes-agent/pull/69860
- github.com/NousResearch/hermes-agent/commit/2ca38e5df43411afe11aedfc34bfd71a2eecd4bb
- gist.github.com/YLChen-007/d343fcfe2c009cd45f56dc475fd5ac03
- github.com/NousResearch/hermes-agent
- vuldb.com/cve/CVE-2026-10221
- vuldb.com/submit/822019
- vuldb.com/vuln/367500
- vuldb.com/vuln/367500/cti
More hermes-agent advisories
All| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Jun 1 | hermes-agent has an Injection issue CVE-2026-10222Low5.6fixed in 0.18.0 | Low5.6 | 0.18.0 |
| Jun 1 | hermes-agent has an Injection issue CVE-2026-10223Low6.3fixed in 0.15.0 | Low6.3 | 0.15.0 |
| Jun 1 | hermes-agent has an Uncontrolled Resource Consumption issue CVE-2026-10224Medium5.3no fix yet | Medium5.3 | No fix yet |
| May 26 | hermes-agent has an Incorrect Comparison CVE-2026-9369Low5.3fixed in 0.15.0 | Low5.3 | 0.15.0 |
| May 26 | hermes-agent has a sandbox issue CVE-2026-9368Medium7.3fixed in 0.11.0 | Medium7.3 | 0.11.0 |
| May 26 | hermes-agent has an Injection issue CVE-2026-9366Medium7.3fixed in 0.15.0 | Medium7.3 | 0.15.0 |