high8.1
CVE-2026-103277
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 host…
Impact
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.
Affected products
| Product | Affected versions |
|---|---|
| Ghost Versions From 2.5.0 | before 6.34.0 |
Versions were read from the advisory text. No structured product data has been published for this record yet.