CVE-2026-22677
6
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Summary
Hermes WebUI prior to 0.51.44 contains a path traversal vulnerability in the session import endpoint that allows authenticated attackers to read arbitrary files by importing a crafted session with an unrestricted workspace value. Attackers can supply a blocked filesystem root in the workspace field and subsequently use relative paths in the session file API to access any file readable by the WebUI process.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| nesquena | hermes-webui | 0 < 0.51.44 | affected |
| nesquena | hermes-webui | f00cb74f776f22f02f5eb6b39dfb389f87cc7fd3 | unaffected |
Weaknesses
- CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
Additional References
References
- https://github.com/nesquena/hermes-webui/releases/tag/v0.51.44
- https://github.com/nesquena/hermes-webui/pull/2048
- https://github.com/nesquena/hermes-webui/commit/f00cb74f776f22f02f5eb6b39dfb389f87cc7fd3
- https://www.vulncheck.com/advisories/hermes-webui-path-traversal-via-session-import-endpoint
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