CVE-2026-55254

NCalc is a fast, lightweight expression evaluator for .NET. Prior to 6.1.1, the factorial operator implementation in src/NCalc.Core/Helpers/MathHelper.cs permits specially crafted expressions with extremely large factorial operands, causing excessive CPU consumption or a non-terminating loop due ...

CVE-2026-55254 NCalc: Denial of Service via Unbounded and Non-Terminating Factorial Evaluation

NCalc is a fast, lightweight expression evaluator for .NET. Prior to 6.1.1, the factorial operator implementation in src/NCalc.Core/Helpers/MathHelper.cs permits specially crafted expressions with extremely large factorial operands, causing excessive CPU consumption or a non-terminating loop due ...

CVE-2026-55254

NCalc (.NET) contains a DoS via the factorial operator in the NCalc.Core/Helpers/MathHelper.cs path. Prior to v6.1.1, evaluating expressions with extremely large factorial operands can cause excessive CPU usage or a non-terminating loop due to integer overflow. A fix was implemented in v6.1.1 tha...

CVE-2026-55254

NCalc is a fast, lightweight expression evaluator for .NET. Prior to 6.1.1, the factorial operator implementation in src/NCalc.Core/Helpers/MathHelper.cs permits specially crafted expressions with extremely large factorial operands, causing excessive CPU consumption or a non-terminating loop due ...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the factorial operator implementation. An attacker can cause excessive CPU consumption or application unresponsiveness by submitting specially crafted expressions with extremely...

EUVD-2026-36431

jmespath.php allows users to use JMESPath, software for declaratively specifying how to extract elements from a JSON document, in PHP applications with PHP data structures. Versions prior to 2.9.1 can generate and execute attacker-controlled PHP code when JmesPath\CompilerRuntime is used with an...

CVE-2026-54133

Technical details (affected versions, impact specifics, and remediation) are not publicly available in the provided documents. Monitor for updates.

PT-2026-48883

Name of the Vulnerable Software and Affected Versions jmespath.php versions prior to 2.9.1 Description Insufficient escaping of parsed JMESPath function names into generated PHP source allows for the generation and execution of attacker-controlled PHP code. This occurs when JmesPathCompilerRuntim...

Improper Neutralization of Special Elements Used in a Template Engine

Overview Affected versions of this package are vulnerable to Improper Neutralization of Special Elements Used in a Template Engine when processing untrusted template expressions. An attacker can execute arbitrary code on the server by injecting specially crafted template payloads. Remediation...

CVE-2022-31100

rulex is a new, portable, regular expression language. When parsing untrusted rulex expressions, rulex may crash, possibly enabling a Denial of Service attack. This happens when the expression contains a multi-byte UTF-8 code point in a string literal or after a backslash, because rulex tries to...

CVE-2022-31099

rulex is a new, portable, regular expression language. When parsing untrusted rulex expressions, the stack may overflow, possibly enabling a Denial of Service attack. This happens when parsing an expression with several hundred levels of nesting, causing the process to abort immediately. This is ...

EUVD-2022-6000

Malicious code in bioql PyPI...

EUVD-2022-6161

Malicious code in bioql PyPI...

EUVD-2024-0906

Malicious code in bioql PyPI...

Cross-Site Scripting (XSS)

KateX is vulnerable to Cross-Site Scripting XSS. The vulnerability is due to insufficient sanitization of input. When users render untrusted mathematical expressions using renderToString, malicious input containing \htmlData can bypass validation, allowing for the execution of arbitrary JavaScrip...

Denial Of Service (DoS)

katex is vulnerable to a Denial of Service DoS attack. The vulnerability is due to the inadequate handling of untrusted mathematical expressions containing \def or \newcommand, which leads to a near-infinite loop despite efforts to mitigate it with mechanisms like maxExpand...

PT-2024-22360

Name of the Vulnerable Software and Affected Versions: KaTeX versions prior to 0.16.10 Description: KaTeX is a JavaScript library for TeX math rendering on the web. Users who render untrusted mathematical expressions could encounter malicious input using includegraphics that runs arbitrary...

KaTeX 安全漏洞

KaTeX is a fast, easy-to-use JavaScript library for TeX math rendering on the web. A security vulnerability existed prior to the KaTeX v0.16.10 release, which stemmed from the fact that KaTeX users rendering untrusted mathematical expressions could encounter malicious input using edef, potentiall...

JXPath: untrusted XPath expressions may lead to RCE attack

A flaw was found in the Apache Commons JXPath package. This flaw allows an attacker to use the interpreter to execute untrusted expressions and a remote code attack...

CVE-2022-41852

A flaw was found in the Apache Commons JXPath package. This flaw allows an attacker to use the interpreter to execute untrusted expressions and a remote code attack...