PT-2026-103808 · Tryghost · Ghost

CVE-2026-103276

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Published

2026-10-01

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Updated

2026-10-01

CVSS v3.1

5.3

Medium

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Ghost versions before 6.20.0 contain a file extension filtering bypass vulnerability that allows unauthenticated attackers to read theme templates and metadata. Attackers can use URL encoding to bypass extension validation and access sensitive theme files.

Fix

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Weakness Enumeration

Related Identifiers

CVE-2026-103276

Affected Products

Ghost