This was reported for the Spanish sub-forum, but as a general issue the solution could also be valid for all other OP’s.
This link was reported being blocked by avast’s: https://sitecheck.sucuri.net/results/[i]https/www.epae.es/cursos/curso-asesoria-contabilidad-fiscalidad-laboral/www.epae.es[/i]
See: https://www.virustotal.com/gui/url/b10699f81438d8a5171929041c8363126db30021872bfda8a4b091c617ee1830/details
and https://www.virustotal.com/gui/ip-address/104.27.189.185/relations
Also consider this: https://aw-snap.info/file-viewer/?protocol=secure&ref_sel=GSP2&ua_sel=ff&chk-cache=&fs=1&tgt=d3d3LntwfHsue3NgXnV9c11zYF51fXNdLXxze3NdfVt8LV5dbnR8YltsWyN8Iy1mW3NefGxbI3wjLWx8Yl19fGxgd3d3LntwfHsue3M%3D~enc
Detected outdated Word Press plug-ins: The following plugins were detected by reading the HTML source of the WordPress sites front page.
pixel-caffeine 2.0.8 latest release (2.1.0)
https://adespresso.com/
woocommerce 3.6.5 latest release (3.8.0)
https://woocommerce.com/
wp-rocket
Plugins are a source of many security vulnerabilities within WordPress installations, always keep them updated to the latest version available and check the developers plugin page for information about security related updates and fixes.
There are likely more plugins installed than those listed here as the detection method used here is passive. While these results give an indication of the status of plugin updates, a more comprehensive assessment should be undertaken by brute forcing the plugin paths using a dedicated tool.
It is about one of the 21 dead or broken links found through scanning here :
https://www.deadlinkchecker.com/website-dead-link-checker.asp
Also consider CloudFlare vuln. here: https://www.shodan.io/host/104.27.188.185
A scan with the Sitechecker could have easily cleared this issue.
Has nothing to do with avast av-detection,
polonus (volunteer 3rd party cold recon website security analyst and website error-hunter)