CVE-2026-11870 Hide My WP Ghost < 7.0.05 - IP Address Spoofing via Trusted Proxy Headers Leading to Protection Mechanism Bypass
Attackers can spoof IP addresses via trusted proxy headers to bypass brute-force protection and firewall rules in the Hide My WP Ghost plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-11870?
CVE-2026-11870 is a medium-severity vulnerability in Unknown WP Ghost (Hide My WP Ghost), published on 30 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The WP Ghost (Hide My WP Ghost) WordPress plugin before 7.0.05 does not verify that client IP information comes from a trusted proxy before trusting attacker-controllable HTTP headers, allowing unauthenticated attackers to spoof their IP address to bypass the WP Ghost (Hide My WP Ghost) WordPress plugin before 7.0.05's own brute-force protection and to downgrade its firewall by matching a hardcoded whitelisted IP range.
Weakness: CWE-290
Which versions are affected by CVE-2026-11870?
How do I fix CVE-2026-11870?
No fix has been published for CVE-2026-11870 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-11870 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-11870 exists.
Sources
Also known as GHSA-49jm-q6q7-76gc.