CVE-2026-103278
Ghost versions 5.8.0 before 6.34.0 contain an input validation vulnerability in the admin iframe…
- Risk score
- 48/100
- CVSS
- 7.3 v3.1
- Exploit chance (30 days)
- 0.3%
- Published
- 1 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- Ghost versions 5.8.0 before 6.34.0 contain an input validation vulnerability in the admin iframe that allows attackers to take over staff user accounts. Attackers with content publishing privileges can craft malicious pages that, when visited by active staff users, enable account takeover through improper input valida…
- Affected
- See advisory
- Fix
- Upgrade the product to 6.34.0 or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.3 high
References
Original description
Ghost versions 5.8.0 before 6.34.0 contain an input validation vulnerability in the admin iframe that allows attackers to take over staff user accounts. Attackers with content publishing privileges can craft malicious pages that, when visited by active staff users, enable account takeover through improper input validation.
Last activity 1 Oct 2026. Patch Forecast updates every hour.