CVE-2026-18092: Improper Verification of Cryptographic Signature

Net::SAML2 versions before 0.86 for Perl allow SAML authentication bypass via XML signature wrapping because newfromxml reads assertion identity with document-wide XPath instead of the signed subtree. newfromxml reads the NameID, attribute values, SessionIndex, audience and other identity fields...

PT-2026-67420

XML::Sig versions before 0.71 for Perl allow XPath injection in ID lookup. verify and get signed xml in lib/XML/Sig.pm build XPath expressions by concatenating the SignedInfo/Reference/@URI value read from the document being verified. The value is neither escaped nor checked against the NCName...

CVE-2026-9390: Improper Neutralization of Data within XPath Expressions

XML::Sig versions before 0.71 for Perl allow XPath injection in ID lookup. verify and getsignedxml in lib/XML/Sig.pm build XPath expressions by concatenating the SignedInfo/Reference/@URI value read from the document being verified. The value is neither escaped nor checked against the NCName...

PT-2026-67394

Name of the Vulnerable Software and Affected Versions Net::SAML2 versions prior to 0.86 Description An authentication bypass exists due to XML signature wrapping. The new from xml function retrieves identity fields—including NameID, attribute values, SessionIndex, and audience—using document-wide...

Linux Distros Unpatched Vulnerability : CVE-2026-6879

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with ma...

DEBIAN-CVE-2026-6879

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

AZL-94299 CVE-2026-6879 affecting package python3 for versions less than 3.12.9-14

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

CVE-2026-6879

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

ALPINE-CVE-2026-6879

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

AZL-94157 CVE-2026-6879 affecting package docbook5-style-xsl 1.79.2-11

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

CVE-2026-6879

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

CVE-2026-6879 Quadratic Behavior in xml.etree.ElementPath Index Predicates

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

EUVD-2026-49850

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

CVE-2026-6879

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

CVE-2026-6879

"Element.findall" and fully-consumed "Element.iterfind" exhibit "On^2" time complexity when using XPath index predicates e.g. "1", "last", "last-N" on XML documents with many same-tag siblings. "Element.find" is only affected when the first match is near the end of the sibling list, such as with...

PSF-2026-34

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

CVE-2026-6879

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

CVE-2026-6879: Inefficient Algorithmic Complexity

Element.findall and fully-consumed Element.iterfind exhibit On^2 time complexity when using XPath index predicates e.g. 1, last, last-N on XML documents with many same-tag siblings. Element.find is only affected when the first match is near the end of the sibling list, such as with last or...

CVE-2026-59728: XML Injection (aka Blind XPath Injection)

Astro is a web framework for content-driven websites. In versions 1.0.0 through 4.0.18, the source.title and enclosure.type item fields in packages/astro-rss/src/index.ts are interpolated directly into XML template strings without XML-character escaping before being parsed by fast-xml-parser. Bot...

K000162380: XPath vulnerability CVE-2026-32287

Security Advisory Description Boolean XPath expressions that evaluate to true can cause an infinite loop in logicalQuery.Select, leading to 100% CPU usage. This can be triggered by top-level selectors such as "1=1" or "true". CVE-2026-32287 Impact A local, unauthenticated attacker can exploit the...