CVE-2026-103277
HIGH
NVD
CVSS Score
8.1
Severity
HIGH
Published
Oct 01, 2026
Vendor
unknown
Description
Ghost versions from 2.5.0 before 6.34.0 contain an untrusted script execution vulnerability in the oEmbed preview feature that fails to sandbox externally hosted scripts. Attackers can craft malicious oEmbed content to execute scripts in the context of a staff user's admin session, potentially compromising administrative access.