CVE-2026-19856
The All in One SEO WordPress plugin before 5.0.2.1 does not correctly determine which shortcodes…
- Risk score
- 40/100
- CVSS
- 6.5 v3.1
- Exploit chance (30 days)
- 0.2%
- Published
- 2 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- The All in One SEO WordPress plugin before 5.0.2.1 does not correctly determine which shortcodes are present in content derived from user input before deciding which ones to strip, allowing unauthenticated users to execute arbitrary shortcodes registered on the site. On sites upgraded from older versions the protectio…
- Affected
- See advisory
- Fix
- Upgrade the product to 5.0.2.1 or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 6.5 medium
References
Original description
The All in One SEO WordPress plugin before 5.0.2.1 does not correctly determine which shortcodes are present in content derived from user input before deciding which ones to strip, allowing unauthenticated users to execute arbitrary shortcodes registered on the site. On sites upgraded from older versions the protection is disabled outright, making the issue reachable without any crafted input.
Last activity 2 Oct 2026. Patch Forecast updates every hour.