CVE-2026-70593: Ghost is a Node.js content management system. From 0.10.0 until 6.54.1, a vulnerability in custom themes allowed a staff…
Ghost is a Node.js content management system. From 0.10.0 until 6.54.1, a vulnerability in custom themes allowed a staff user to write files outside of the uploads directory. This could be used to alter the behavior of the installation through custom theme upload path traversal in LocalStorageBase and theme storage name handling. This issue is fixed in version 6.54.1.
- Published by source
- 2026-08-04
- First seen by Reality Radar
- 2026-10-24
- Last verified
- 2026-10-24
What the official notice says
Risk: CVSS 6.6
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Sources
- NIST National Vulnerability Database Tier A · official published 2026-08-04
Evidence ledger
Every piece of evidence we store is appended to a public hash chain, so later edits are detectable. Anyone can re-verify it.
| Entry | Kind | Observed | Evidence hash | Entry hash |
|---|---|---|---|---|
| #1527 | new | 2026-10-24 | 6b89cee7410a…918c72 | e52942d362f8…bb1bb7 |
Chain head: #1565 7d9afd922511…68b9c7