CVE-2026-22677
Deferred Deferred - Pending Action

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Vulnerability report for CVE-2026-22677, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-05-13

Last updated on: 2026-05-26

Assigner: VulnCheck

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.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-05-13
Last Modified
2026-05-26
Generated
2026-06-30
EPSS Evaluated
2026-06-28
NVD

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Attack-Flow Graph

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