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CVE-2026-22677— Hermes WebUI < 0.51.44 Path Traversal via Session Import Endpoint

Quick assessment

Affected
nesquena hermes-webui
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Hermes Web UI是Nathan Esquenazi个人开发者的一个轻量级、暗色主题的自主智能体Web界面。 Hermes Web UI 0.51.44之前版本存在路径遍历漏洞，该漏洞源于会话导入端点中的路径遍历，可能导致认证攻击者通过导入特制会话读取任意文件。

CVSS 6.5 · Medium EPSS 0.38% · P29

Affected Version Matrix 2

VendorProduct Version RangeStatus
nesquena hermes-webui < 0.51.44 affected
f00cb74f776f22f02f5eb6b39dfb389f87cc7fd3 unaffected
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I. Basic Information for CVE-2026-22677

Vulnerability Information
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Vulnerability Title
Hermes WebUI < 0.51.44 Path Traversal via Session Import Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Hermes Web UI 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hermes Web UI是Nathan Esquenazi个人开发者的一个轻量级、暗色主题的自主智能体Web界面。 Hermes Web UI 0.51.44之前版本存在路径遍历漏洞，该漏洞源于会话导入端点中的路径遍历，可能导致认证攻击者通过导入特制会话读取任意文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
nesquena hermes-webui 0 ~ 0.51.44 -

II. Public POCs for CVE-2026-22677

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III. Intelligence Information for CVE-2026-22677

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Patches & Fixes for CVE-2026-22677 (1)

Vendor Advisories for CVE-2026-22677 (1)

Other References for CVE-2026-22677 (1)

IV. Related Vulnerabilities

Same product: hermes-webui
Same vendor: nesquena
Same weakness: CWE-22

V. Comments for CVE-2026-22677

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