EUVD-2025-208140

A flaw was found in REXML. A remote attacker could exploit inefficient regular expression regex parsing when processing hex numeric character references &x...; in XML documents. This could lead to a Regular Expression Denial of Service ReDoS, impacting the availability of the affected component...

CVE-2025-10990

A flaw was found in REXML. A remote attacker could exploit inefficient regular expression regex parsing when processing hex numeric character references &x...; in XML documents. This could lead to a Regular Expression Denial of Service ReDoS, impacting the availability of the affected component...

CVE-2025-10990

CVE-2025-10990 affects REXML and describes a Regular Expression Denial of Service (ReDoS) due to inefficient regex parsing of hex numeric character references (&#x...;) in XML. This is noted as the incomplete fix of CVE-2024-49761. The provided documents do not specify affected versions or explic...

CVE-2025-10990 Rexml: rexml: denial of service via inefficient regex parsing

A flaw was found in REXML. A remote attacker could exploit inefficient regular expression regex parsing when processing hex numeric character references &x...; in XML documents. This could lead to a Regular Expression Denial of Service ReDoS, impacting the availability of the affected component...

CVE-2025-10990

A flaw was found in REXML. A remote attacker could exploit inefficient regular expression regex parsing when processing hex numeric character references &x...; in XML documents. This could lead to a Regular Expression Denial of Service ReDoS, impacting the availability of the affected component...

CVE-2025-10990 Rexml: rexml: denial of service via inefficient regex parsing

A flaw was found in REXML. A remote attacker could exploit inefficient regular expression regex parsing when processing hex numeric character references &x...; in XML documents. This could lead to a Regular Expression Denial of Service ReDoS, impacting the availability of the affected component...

SUSE CVE-2025-66400

mdast-util-to-hast is an mdast utility to transform to hast. From 13.0.0 to before 13.2.1, multiple unprefixed classnames could be added in markdown source by using character references. This could make rendered user supplied markdown code elements appear like the rest of the page. This...

CVE-2025-66400

A flaw was found in mdast-util-to-hast. This vulnerability allows rendered user supplied markdown Markdown code elements to appear like the rest of the page via character references. Mitigation Mitigation for this issue is either not available or the currently available options do not meet the Re...

Improper Input Sanitization

mdast-util-to-hast is vulnerable to Improper Input Sanitization. The vulnerability is due to the utility allowing multiple unprefixed classnames to be injected via character references in markdown, which allows an attacker to disguise malicious code elements so they appear as trusted parts of the...

EUVD-2025-200113

mdast-util-to-hast has unsanitized class attribute...

CVE-2025-66400

mdast-util-to-hast is an mdast utility to transform to hast. From 13.0.0 to before 13.2.1, multiple unprefixed classnames could be added in markdown source by using character references. This could make rendered user supplied markdown code elements appear like the rest of the page. This...

Improperly Controlled Modification of Dynamically-Determined Object Attributes

Overview org.webjars.npm:mdast-util-to-hast is a mdast utility to transform to hast Affected versions of this package are vulnerable to Improperly Controlled Modification of Dynamically-Determined Object Attributes in the class attribute in rendered markdown code elements. An attacker can cause...

CVE-2025-66400 mdast-util-to-hast unsanitized class attribute

mdast-util-to-hast is an mdast utility to transform to hast. From 13.0.0 to before 13.2.1, multiple unprefixed classnames could be added in markdown source by using character references. This could make rendered user supplied markdown code elements appear like the rest of the page. This...

PT-2025-48573

Name of the Vulnerable Software and Affected Versions mdast-util-to-hast versions 13.0.0 through 13.2.0 Description mdast-util-to-hast, a utility used to transform markdown to HTML, has an issue where multiple, unprefixed classnames could be added to markdown source using character references. Th...

rexml: REXML: Denial of Service via inefficient regex parsing

A flaw was found in REXML. A remote attacker could exploit inefficient regular expression regex parsing when processing hex numeric character references &x...; in XML documents. This could lead to a Regular Expression Denial of Service ReDoS, impacting the availability of the affected component...

rexml: REXML: Denial of Service via inefficient regex parsing

A flaw was found in REXML. A remote attacker could exploit inefficient regular expression regex parsing when processing hex numeric character references &x...; in XML documents. This could lead to a Regular Expression Denial of Service ReDoS, impacting the availability of the affected component...

Regular Expression Denial of Service (ReDoS)

Overview rexml is an An XML toolkit for Ruby. Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS due to the usage of insecure regular expressions in CHARACTERREFERENCES. This vulnerability can be exploited when parsing XML content containing numerous...

rexml: REXML ReDoS vulnerability

A flaw was found in the ReXML XML toolkit for Ruby. Parsing XML data containing a large number of digits between & and x...; in a hex numeric character reference &x...; can trigger a regular expression denial of service ReDoS condition, leading to a denial of service...

rexml: REXML ReDoS vulnerability

A flaw was found in the ReXML XML toolkit for Ruby. Parsing XML data containing a large number of digits between & and x...; in a hex numeric character reference &x...; can trigger a regular expression denial of service ReDoS condition, leading to a denial of service...

JVN#96950482: Mozilla Firefox vulnerable to cross-site scripting

Mozilla Firefox contains a vulnerability in the rendering of specific numeric character references, which may result in cross-site scripting. Impact An arbitrary script may be executed on the user's web browser. Solution Update the Software Update to the latest version according to the informatio...