CVE-2026-33349 fast-xml-parser: Entity Expansion Limits Bypassed When Set to Zero Due to JavaScript Falsy Evaluation

fast-xml-parser allows users to process XML from JS object without C/C++ based libraries or callbacks. From version 4.0.0-beta.3 to before version 5.5.7, the DocTypeReader in fast-xml-parser uses JavaScript truthy checks to evaluate maxEntityCount and maxEntitySize configuration limits. When a...

CVE-2026-33349 fast-xml-parser: Entity Expansion Limits Bypassed When Set to Zero Due to JavaScript Falsy Evaluation

fast-xml-parser allows users to process XML from JS object without C/C++ based libraries or callbacks. From version 4.0.0-beta.3 to before version 5.5.7, the DocTypeReader in fast-xml-parser uses JavaScript truthy checks to evaluate maxEntityCount and maxEntitySize configuration limits. When a...

CVE-2026-33349

fast-xml-parser allows users to process XML from JS object without C/C++ based libraries or callbacks. From version 4.0.0-beta.3 to before version 5.5.7, the DocTypeReader in fast-xml-parser uses JavaScript truthy checks to evaluate maxEntityCount and maxEntitySize configuration limits. When a...

CVE-2026-33349

fast-xml-parser allows users to process XML from JS object without C/C++ based libraries or callbacks. From version 4.0.0-beta.3 to before version 5.5.7, the DocTypeReader in fast-xml-parser uses JavaScript truthy checks to evaluate maxEntityCount and maxEntitySize configuration limits. When a...

CVE-2026-33349

CVE-2026-33349 affects the fast-xml-parser library. The issue lives in the DocTypeReader for versions 4.0.0-beta.3 through before 5.5.7, where JavaScript truthy checks on maxEntityCount and maxEntitySize cause guard conditions to short‑circuit when 0 is explicitly set, bypassing limits. An attack...

MGASA-2026-0063 Updated perl-XML-Parser packages fix security vulnerabilities

XML::Parser versions through 2.47 for Perl could overflow the pre-allocated buffer size causing a heap corruption double free or corruption and crashes. CVE-2006-10002 XML::Parser versions through 2.47 for Perl has an off-by-one heap buffer overflow in stserialstack. CVE-2006-10003...

EUVD-2026-14867

Denial-of-service in the XML component. This vulnerability affects Firefox 149...

CVE-2026-33311

DiceBear is an avatar library for designers and developers. Starting in version 5.0.0 and prior to versions 5.4.4, 6.1.4, 7.1.4, 8.0.3, and 9.4.1, SVG attribute values derived from user-supplied options backgroundColor, fontFamily, textColor were not XML-escaped before interpolation into SVG...

CVE-2026-33418

DiceBear is an avatar library for designers and developers. Prior to version 9.4.2, the ensureSize function in @dicebear/converter used a regex-based approach to rewrite SVG width/height attributes, capping them at 2048px to prevent denial of service. This size capping could be bypassed by crafti...

CVE-2026-33418 @dicebear/converter ensureSize() Vulnerable to SVG Dimension Capping Bypass via XML Comment Injection

DiceBear is an avatar library for designers and developers. Prior to version 9.4.2, the ensureSize function in @dicebear/converter used a regex-based approach to rewrite SVG width/height attributes, capping them at 2048px to prevent denial of service. This size capping could be bypassed by crafti...

CVE-2026-33418 @dicebear/converter ensureSize() Vulnerable to SVG Dimension Capping Bypass via XML Comment Injection

DiceBear is an avatar library for designers and developers. Prior to version 9.4.2, the ensureSize function in @dicebear/converter used a regex-based approach to rewrite SVG width/height attributes, capping them at 2048px to prevent denial of service. This size capping could be bypassed by crafti...

CVE-2026-33418 @dicebear/converter ensureSize() Vulnerable to SVG Dimension Capping Bypass via XML Comment Injection

DiceBear is an avatar library for designers and developers. Prior to version 9.4.2, the ensureSize function in @dicebear/converter used a regex-based approach to rewrite SVG width/height attributes, capping them at 2048px to prevent denial of service. This size capping could be bypassed by crafti...

CVE-2026-33311 @dicebear/core and @dicebear/initials Vulnerable to SVG Injection via Unsanitized Options

DiceBear is an avatar library for designers and developers. Starting in version 5.0.0 and prior to versions 5.4.4, 6.1.4, 7.1.4, 8.0.3, and 9.4.1, SVG attribute values derived from user-supplied options backgroundColor, fontFamily, textColor were not XML-escaped before interpolation into SVG...

CVE-2026-4726

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

UBUNTU-CVE-2026-4726

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4726

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4726 Denial-of-service in the XML component

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4726

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4726

CVE-2026-4726 is a denial-of-service vulnerability in the XML component of Mozilla’s Firefox and Thunderbird. The root cause is an error in the XML parser that can be triggered remotely to exhaust resources. Affected products: Firefox and Thunderbird before version 149. Impact: Denial of service ...

CVE-2026-4726 Denial-of-service in the XML component

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...