CVE-2026-76984

Improper neutralization of input during web page generation in Apache Wicket. org.apache.wicket.markup.head.MetaDataHeaderItem generates and header tags. It escaped the attribute names it wrote, but ran the attribute values through a replacement of " with ". A backslash before a double quote mean...

CVE-2026-76984 Apache Wicket: XSS in MetaDataHeaderItem via addTagAttribute

Improper neutralization of input during web page generation in Apache Wicket. org.apache.wicket.markup.head.MetaDataHeaderItem generates and header tags. It escaped the attribute names it wrote, but ran the attribute values through a replacement of " with ". A backslash before a double quote mean...

CVE-2026-76984

Apache Wicket 's MetaDataHeaderItem class improperly escapes attribute values when generating and tags. The escape replaced " with \\", but a backslash before a double quote is meaningless in HTML, so an attacker-controlled value containing a double quote breaks out of the attribute and is pars...

EUVD-2026-68490

Improper neutralization of input during web page generation in Apache Wicket. org.apache.wicket.markup.head.MetaDataHeaderItem generates and header tags. It escaped the attribute names it wrote, but ran the attribute values through a replacement of " with ". A backslash before a double quote mean...