error log

[Wed Dec 11 03:26:50.991769 2019] [:error] [pid 27665:tid 140542151202560] [client xxx.xxx.xxx.xxx:12345] [client xxx.xxx.xxx.xxx] ModSecurity: Access denied with code 403 (phase 2). Pattern match "\\\\bbackground-image:" at ARGS:content. [file "/usr/local/apache/modsecurity-owasp-old/base_rules/modsecurity_crs_41_xss_attacks.conf"] [line "223"] [id "958011"] [rev "2"] [msg "Cross-site Scripting (XSS) Attack"] [data "Matched Data: background-image: found within ARGS:content: [vc_row css=\\x22.vc_custom_1565244562868{padding-top: 0px !important;padding-bottom: 0px !important;}\\x22 el_class=\\x22no-margin\\x22][vc_column][rev_slider_vc alias=\\x22consultab-two\\x22][/vc_column][/vc_row][vc_row][vc_column offset=\\x22vc_col-lg-6 vc_col-md-6\\x22][consultabtitle consultabtitle_content=\\x22we are the best business consulting agency.\\x22 consultab_subtitle_content=\\x22about consultab\\x22 extra_class=\\x22mb-4\\x22][vc_column_text]<..."] [severity "CRITICAL"] [ver "OWASP_CRS/2.2.9"] [maturity "8"] [accuracy "8"] [tag "OWASP_CRS/WEB_ATTACK/XSS"] [tag "WASCTC/WASC-8"] [tag "WASCTC/WASC-22"] [tag "OWASP_TOP_10/A2"] [tag "OWASP_AppSensor/IE1"] [tag "PCI/6.5.1"] [hostname "domennya.co.id"] [uri "/wp-admin/post.php"] [unique_id "XfCoSm30PDOLE0mgtBd9DgAAAAk"], referer: https://domennya.co.id/wp-admin/post.php?post=414&action=edit