Added esc_html_ as escape.
This vulnerability affects the following application versions:
- Yoast SEO 2.0
- Yoast SEO 2.0.1
- Yoast SEO 2.1
- Yoast SEO 2.1.1
- Yoast SEO 2.2
- Yoast SEO 2.2.1
- Yoast SEO 2.3
- Yoast SEO 2.3.1
- Yoast SEO 2.3.2
- Yoast SEO 2.3.3
- Yoast SEO 2.3.4
- Yoast SEO 2.3.5
- Yoast SEO 3.0
- Yoast SEO 3.0.1
- Yoast SEO 3.0.2
- Yoast SEO 3.0.3
- Yoast SEO 3.0.4
- Yoast SEO 3.0.5
- Yoast SEO 3.0.6
- Yoast SEO 3.0.7
- Yoast SEO 3.1
- Yoast SEO 3.1.1
- Yoast SEO 3.1.2
- Yoast SEO 3.2
- Yoast SEO 3.2.1
- Yoast SEO 3.2.2
- Yoast SEO 3.2.3
- Yoast SEO 3.2.4
- Yoast SEO 3.2.5
- Yoast SEO 3.3.0
- Yoast SEO 3.3.1
- Yoast SEO 3.3.2
- Yoast SEO 3.3.3
- Yoast SEO 3.3.4