Quadratic run time when checking a start tag for duplicate attribute names

BytesStart::attributes returns an Attributes iterator which, by default withcheckstrue, rejects a start tag that repeats an attribute name. For each attribute yielded, the iterator compared the new name against every name seen so far in the same tag using a linear scan, so a start tag with N...

ReportLab vulnerable to remote code execution via paraparser

paraparser in ReportLab before 3.5.31 allows remote code execution because startunichar in paraparser.py evaluates untrusted user input in a unichar element in a crafted XML document with '...

weixin-python XML External Entity vulnerability

A vulnerability was found in zwczou WeChat SDK Python 0.3.0 and classified as critical. This issue affects the function validate/toxml. The manipulation leads to xml external entity reference. The attack may be initiated remotely. Upgrading to version 0.5.5 is able to address this issue. The name...

PYSEC-2026-316 cobbler allows anyone to connect to cobbler XML-RPC server with known password and make changes

Summary utils.getsharedsecret always returns -1 - allows anyone to connect to cobbler XML-RPC as user '' password -1 and make any changes. Details utils.py getsharedsecret: def getsharedsecret - Unionstr, int: """ The 'web.ss' file is regenerated each time cobblerd restarts and is used to agree o...

PT-2026-53641

A vulnerability was found in zwczou WeChat SDK Python 0.3.0 and classified as critical. This issue affects the function validate/to xml. The manipulation leads to xml external entity reference. The attack may be initiated remotely. Upgrading to version 0.5.5 is able to address this issue. The nam...

PT-2026-56867

NsReader resolves namespaces by calling NamespaceResolver::push for every Start/Empty event before the event is returned to the caller. push iterated all xmlns / xmlns: attributes on the start tag and, for each one, appended the prefix bytes to an internal buffer and pushed a NamespaceBinding 32...

PT-2026-53247

Name of the Vulnerable Software and Affected Versions Yelp affected versions not specified Description A flaw exists due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI porta...

PT-2026-53408

Summary utils.get shared secret always returns -1 - allows anyone to connect to cobbler XML-RPC as user '' password -1 and make any changes. Details utils.py get shared secret: def get shared secret - Unionstr, int: """ The 'web.ss' file is regenerated each time cobblerd restarts and is used to...

PT-2026-53406

It was found that cobbler 2.6.x exposed all functions from its CobblerXMLRPCInterface class over XMLRPC. A remote, unauthenticated attacker could use this flaw to gain high privileges within cobbler, upload files to arbitrary location in the context of the daemon...

Linux Distros Unpatched Vulnerability : CVE-2026-57234

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Nokogiri is an open source XML and HTML library for the Ruby programming language. Prior to 1.19.4, the NONET parse option, which Nokogiri turns on by default f...

expat: libexpat: Arbitrary Code Execution via Heap-based Buffer Overflow

A flaw was found in libexpat, a library used for parsing XML data. An attacker could exploit a heap-based buffer overflow, a type of memory error, by providing specially crafted XML input. This vulnerability occurs when the library mishandles memory reallocation while processing XML, particularly...

expat: libexpat: Use-after-free vulnerability due to improper handler call depth tracking

A flaw was found in libexpat. This vulnerability occurs because the library, in versions before 2.8.2, does not properly track handler call depth when certain XML parsing functions are invoked from within handlers during a policy violation. This oversight can lead to a use-after-free condition,...

Exploit for OS Command Injection in Devcode Openstamanager

CVE-2025-69212 — OpenSTAManager P7M Command Injection PoC Ope...

Nokogiri: Possible Out-of-Bounds Read in `Nokogiri::XML::NodeSet#[]`

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Nokogiri: Possible Use-After-Free when `Nokogiri::XML::Document#encoding=` raises an exception

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libexpat before 2.8.2 has an integer overflow in XML_ParseBuffer because it lacked a check that was present in XML_Parse.

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CVE-2026-55975

A vulnerability exists in H.View IP cameras that could allow an authenticated user to supply unsanitized XML fields to the device's certificate generation interface, which are incorporated into a backend certificate creation command without proper input validation. This may allow for command...

Rocket.Chat: Authentication Bypass via XML Signature Wrapping in SAML SSO

The SAML SSO implementation in Rocket.Chat verified XML signatures but did not bind the validated signature to the samlp:Response or saml:Assertion. As a result, an attacker could submit a wrapped document carrying forged identity attributes alongside a valid signature made by the trusted IdP...

CVE-2026-57234

A flaw was found in Nokogiri, an XML and HTML library for Ruby. The NONET parse option, intended to prevent external resource fetching, was not correctly enforced in the JRuby implementation of Nokogiri::XML::Schema. This oversight could allow a specially crafted XML schema to fetch external...

CVE-2026-57437

A flaw was found in Nokogiri, an XML and HTML library for Ruby. This vulnerability occurs when an application directly constructs an XPathContext and allows its associated document to be garbage collected while the context is still in use. An attacker could potentially exploit this by causing the...