CVE-2026-5075 Information disclosure in All in One SEO – Powerful SEO Plugin to Boost SEO Rankings & Increase Traffic
Authenticated contributors can view sensitive API tokens and license data exposed in page source due to improper masking in the All in One SEO 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-2026-5075?
CVE-2026-5075 is a medium-severity vulnerability in smub All in One SEO – Powerful SEO Plugin to Boost SEO Rankings & Increase Traffic, published on 20 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The All in One SEO plugin for WordPress is vulnerable to Sensitive Information Exposure via 'internalOptions' localized script data in versions up to, and including, 4.9.7 due to sensitive internal option data being passed to wp_localize_script() in post editor contexts without effective masking for low-privilege users. This makes it possible for authenticated attackers, with contributor-level access and above, to view configured API/OAuth tokens and license-related values from page source.
Weakness: CWE-200
Which versions are affected by CVE-2026-5075?
How do I fix CVE-2026-5075?
No fix has been published for CVE-2026-5075 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-5075 being exploited?
There is no known exploitation of CVE-2026-5075 in the wild and no public exploit code.
Sources
Also known as GHSA-wvqf-p272-v65m.