commonmark cross-site scripting vulnerability

PHP League CommonMark library is a PHP-based Markdown parser. A cross-site scripting vulnerability exists in PHP League CommonMark library versions 0.15.6 through 0.18.1 and earlier. A remote attacker can exploit this vulnerability by injecting insecure URLs into HTML using line breaks...

Cross site scripting

Cross-site scripting XSS vulnerability in the PHP League CommonMark library versions 0.15.6 through 0.18.x before 0.18.1 allows remote attackers to insert unsafe URLs into HTML even if allowunsafelinks is false via a newline character e.g., writing javascript as javascri%0apt...

CVE-2018-20583

Cross-site scripting XSS vulnerability in the PHP League CommonMark library versions 0.15.6 through 0.18.x before 0.18.1 allows remote attackers to insert unsafe URLs into HTML even if allowunsafelinks is false via a newline character e.g., writing javascript as javascri%0apt...

CVE-2018-20583

Cross-site scripting XSS vulnerability in the PHP League CommonMark library versions 0.15.6 through 0.18.x before 0.18.1 allows remote attackers to insert unsafe URLs into HTML even if allowunsafelinks is false via a newline character e.g., writing javascript as javascri%0apt...

CVE-2018-20583

Cross-site scripting XSS vulnerability in the PHP League CommonMark library versions 0.15.6 through 0.18.x before 0.18.1 allows remote attackers to insert unsafe URLs into HTML even if allowunsafelinks is false via a newline character e.g., writing javascript as javascri%0apt...

CVE-2018-20583

The PHP League CommonMark library (versions 0.15.6–0.18.x before 0.18.1) is affected by CVE-2018-20583: an XSS flaw that lets remote attackers insert unsafe URLs into HTML via newline-encoded strings (e.g., javascri%0apt), even when allow_unsafe_links is false. Remediation: upgrade to 0.18.1 or l...

Cross-Site Scripting (XSS)

league/commonmark is vulnerable to cross-site scripting XSS attacks. The attacks exist because it does not use HTML safe mode to handle untrusted user input...