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CVE-2026-110766— Colanode Server through 0.4.7 Path Traversal via Avatar Download Route

Quick assessment

Affected
colanode colanode
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.

Colanode server through 0.4.7 contains a path traversal vulnerability that allows authenticated users to read arbitrary .jpeg files by supplying an encoded traversal sequence in avatarId. Attackers can send percent-encoded ../ sequences to GET /client/v1/avata

CVSS 4.3 · Medium

Affected Version Matrix 1

VendorProduct Version RangeStatus
colanode colanode ≤ 0.4.7 affected
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I. Basic Information for CVE-2026-110766

Vulnerability Information

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Vulnerability Title
Colanode Server through 0.4.7 Path Traversal via Avatar Download Route
Source: CVE Program / CVE List V5
Vulnerability Description
Colanode server through 0.4.7 contains a path traversal vulnerability that allows authenticated users to read arbitrary .jpeg files by supplying an encoded traversal sequence in avatarId. Attackers can send percent-encoded ../ sequences to GET /client/v1/avatars/:avatarId to escape the avatars directory and read .jpeg files belonging to other workspaces.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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

Affected Products

Vendor Product Affected Versions CPE Subscribe
colanode colanode 0 ~ 0.4.7 -

II. Public POCs for CVE-2026-110766

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III. Intelligence Information for CVE-2026-110766

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Other References for CVE-2026-110766 (5)

IV. Related Vulnerabilities

Same weakness: CWE-22

V. Comments for CVE-2026-110766

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