Alt text missing from linked images in HTML code

[Dogway]

Bug Description

Alt text is not kept in certain situations

Steps to reproduce

Create an HTML widget (in my case with Elementor)
Create some linked images
Check the page with WAVE addon for Chrome
Error appears on image

Screenshots

Additional Context

• PHP Version: 8.4.19
• OS: Windows 11
• Browser: Chrome 146.0.7680.165
• Plugin Version: 1.0.0-beta5
• Device: PC

The issue might be happening in web-vitals.js.
This is the content of the HTML widget:

<div class="poster-marquee">
  <div class="poster-track">

    <div class="poster-row">
      <a href="https://asociaciondigitalcanaria.es/cursos/n8n/">
        <img src="https://asociaciondigitalcanaria.es/wp-content/uploads/2025/07/n8n-cover3.webp"
             alt="Curso de n8n – Automatización de flujos"
             loading="lazy" decoding="async">
      </a>

      <a href="https://asociaciondigitalcanaria.es/cursos/xaas-basico/">
        <img src="https://asociaciondigitalcanaria.es/wp-content/uploads/2025/07/XaaS.webp"
             alt="Curso XaaS básico – Modelos como servicio"
             loading="lazy" decoding="async">
      </a>

      <a href="https://asociaciondigitalcanaria.es/cursos/pre-impresion/">
        <img src="https://asociaciondigitalcanaria.es/wp-content/uploads/2024/09/Pre-Impresion.webp"
             alt="Curso de preimpresión"
             loading="lazy" decoding="async">
      </a>
    </div>
  </div>
</div>

<style>
.poster-marquee {
  overflow: hidden;
  width: 100%;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, white 20%, white 80%, transparent 100%);
          mask-image: linear-gradient(to right, transparent 0%, white 20%, white 80%, transparent 100%);
}

.poster-track {
  display: flex;
  width: max-content;
  animation: marquee 60s linear infinite;
}

.poster-row {
  display: flex;
  gap: 8rem;
  padding-right: 8rem;
}

.poster-row img {
  display: block;
  height: 17rem;
  width: auto;
  flex: 0 0 auto;
  border-radius: 8px;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
</style>

[westonruter]

@Dogway The IMG tags in your HTML here all have alt attributes.