CVE-2026-103275 Ghost 5.42.2 before 6.58.0 Password Hash Disclosure
Staff attackers can infer password hashes via API filters, enabling offline cracking of other staff accounts.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-103275?
CVE-2026-103275 is a medium-severity vulnerability in TryGhost Ghost, published on 1 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Ghost 5.42.2 before 6.58.0 contains an information disclosure vulnerability in the Admin API bulk post and page edit and delete endpoints, which accept filters on restricted fields such as authors.password, because of an incomplete fix for CVE-2026-70590. Staff-level attackers can infer other staff users' password hashes from which filters match and perform offline password-guessing attacks against them.
Weakness: CWE-203
Which versions are affected by CVE-2026-103275?
1 open source package ship an affected version, including ghost.
| Package | Affected | Fixed in |
|---|---|---|
ghost Bitnami | From 5.42.2 | 6.58.0 |
How do I fix CVE-2026-103275?
Upgrade ghost to 6.58.0 or later.
Is CVE-2026-103275 being exploited?
There is no known exploitation of CVE-2026-103275 in the wild and no public exploit code.
Sources
Also known as BIT-ghost-2026-103275, GHSA-ghq6-q78f-2cpg, GHSA-xqw5-w9qm-w396, MINI-627q-3982-wh5m.