xmldom: Processing Instruction Target Injection Bypasses requireWellFormed

Summary Document.createProcessingInstruction in @xmldom/xmldom performs no validation on the target parameter. The requireWellFormed: true serializer option validates only for : in the target and a case-insensitive xml prefix, but does not check for characters. A in the target breaks the processi...

EUVD-2026-69239

xmldom: Processing Instruction Target Injection Bypasses requireWellFormed...

EUVD-2026-69216

xmldom PI grammar regex ReDoS: quadratic backtracking on unterminated processing instructions...

Linux Distros Unpatched Vulnerability : CVE-2026-83606

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.0-beta.9 until 0.9.11, the processing-instructi...

Linux Distros Unpatched Vulnerability : CVE-2026-83616

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. Prior to @xmldom/xmldom versions 0.8.15 and 0.9.12, and ...

AZL-99351 CVE-2026-83616 affecting package python-tensorboard 2.16.2-6

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. Prior to @xmldom/xmldom versions 0.8.15 and 0.9.12, and in xmldom version 0.6.0 and earlier, Document.createProcessingInstructiontarget, data in lib/dom.js accepts an unvalidated target, while...

CVE-2026-83616

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. Prior to @xmldom/xmldom versions 0.8.15 and 0.9.12, and in xmldom version 0.6.0 and earlier, Document.createProcessingInstructiontarget, data in lib/dom.js accepts an unvalidated target, while...

CVE-2026-83606

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.0-beta.9 until 0.9.11, the processing-instruction production in lib/grammar.js lets the greedy S+ separator and lazy Char? data group repeatedly repartition a long whitespace tail when...

DEBIAN-CVE-2026-83606

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.0-beta.9 until 0.9.11, the processing-instruction production in lib/grammar.js lets the greedy S+ separator and lazy Char? data group repeatedly repartition a long whitespace tail when...

CVE-2026-83616

xmldom , a pure JavaScript W3C-standard XML DOM module, is affected by a Processing Instruction Target Injection vulnerability. In Document.createProcessingInstruction(target, data) within lib/dom.js, the target parameter is accepted without validation. The requireWellFormed: true serializer only...

CVE-2026-83616

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. Prior to @xmldom/xmldom versions 0.8.15 and 0.9.12, and in xmldom version 0.6.0 and earlier, Document.createProcessingInstructiontarget, data in lib/dom.js accepts an unvalidated target, while...

CVE-2026-83616 xmldom: Processing Instruction Target Injection Bypasses requireWellFormed

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. Prior to @xmldom/xmldom versions 0.8.15 and 0.9.12, and in xmldom version 0.6.0 and earlier, Document.createProcessingInstructiontarget, data in lib/dom.js accepts an unvalidated target, while...

CVE-2026-83606 xmldom PI grammar regex ReDoS: quadratic backtracking on unterminated processing instructions

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.0-beta.9 until 0.9.11, the processing-instruction production in lib/grammar.js lets the greedy S+ separator and lazy Char? data group repeatedly repartition a long whitespace tail when...

CVE-2026-83606

@xmldom/xmldom (a pure-JavaScript DOMParser/XMLSerializer module) is affected by a Regular Expression Denial of Service (ReDoS) in its processing-instruction grammar between versions 0.9.0-beta.9 and 0.9.11 . The root cause is a quadratic backtracking pattern in lib/grammar.js, where a greedy S+ ...

CVE-2026-83606 xmldom PI grammar regex ReDoS: quadratic backtracking on unterminated processing instructions

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.0-beta.9 until 0.9.11, the processing-instruction production in lib/grammar.js lets the greedy S+ separator and lazy Char? data group repeatedly repartition a long whitespace tail when...

PT-2026-84252

Name of the Vulnerable Software and Affected Versions xmldom versions 0.9.0-beta.9 through 0.9.10 Description The processing-instruction production in lib/grammar.js allows a greedy S+ separator and lazy Char? data group to repeatedly repartition a long whitespace tail when the closing ? is...

UBUNTU-CVE-2026-15037

Improper output neutralization XML injection in QDom comment, CDATA, and processing-instruction serialization in Qt XML from 4.0.0 through 6.11 allows untrusted text serialized by an application into those nodes to inject arbitrary XML markup, because the node terminators are not escaped under th...

CVE-2026-15037

Improper output neutralization XML injection in QDom comment, CDATA, and processing-instruction serialization in Qt XML from 4.0.0 through 6.11 allows untrusted text serialized by an application into those nodes to inject arbitrary XML markup, because the node terminators are not escaped under th...

CVE-2026-15037 XML injection vulnerability in QDom comment, CDATA and processing-instruction serialization

Improper output neutralization XML injection in QDom comment, CDATA, and processing-instruction serialization in Qt XML from 4.0.0 through 6.11 allows untrusted text serialized by an application into those nodes to inject arbitrary XML markup, because the node terminators are not escaped under th...

EUVD-2026-48254

Improper output neutralization XML injection in QDom comment, CDATA, and processing-instruction serialization in Qt XML from 4.0.0 through 6.11 allows untrusted text serialized by an application into those nodes to inject arbitrary XML markup, because the node terminators are not escaped under th...