CVE-2025-71359

picklescan before 0.0.29 fails to detect malicious pickle payloads that utilize lib2to3.pgen2.grammar.Grammar.loads in the reduce method, allowing remote code execution. Attackers can craft pickle files embedding dangerous code that evades picklescan detection and executes during pickle.load...

CVE-2025-71359 picklescan - Unsafe Deserialization via lib2to3.pgen2.grammar.Grammar.loads

picklescan before 0.0.29 fails to detect malicious pickle payloads that utilize lib2to3.pgen2.grammar.Grammar.loads in the reduce method, allowing remote code execution. Attackers can craft pickle files embedding dangerous code that evades picklescan detection and executes during pickle.load...

CVE-2025-71359

The CVE concerns the Python package picklescan prior to version 0.0.29, where the vulnerability lies in deserializing pickle payloads that leverage lib2to3.pgen2.grammar.Grammar.loads within the reduce method. This can enable remote code execution during pickle.load() , by crafting pickle files t...

CVE-2026-13500

A flaw was found in ANTLR4. A remote attacker could exploit a weakness within the Grammar Action Block Handler component by executing a manipulation. This vulnerability allows for code injection, which can lead to the execution of arbitrary code on the affected system. Mitigation Mitigation for...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the getImportedVocabFile function in the tokenVocab Grammar Option Handler. An attacker can access arbitrary files on the system by supplying crafted input paths. Details A Directory Traversal attack also known a...

CVE-2026-13500

A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation can lead to code injection. The attack may be launched remotely. The...

UBUNTU-CVE-2026-13500

A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation can lead to code injection. The attack may be launched remotely. The...

CVE-2026-13502 antlr ANTLR4 Maven Plugin GrammarDependencies.java ObjectInputStream.readObject toctou

A flaw has been found in antlr ANTLR4 up to 4.13.2. This affects the function ObjectInputStream.readObject of the file antlr4-maven-plugin/src/main/java/org/antlr/mojo/antlr4/GrammarDependencies.java of the component Maven Plugin. This manipulation causes time-of-check time-of-use. The attack is...

CVE-2026-13502 antlr ANTLR4 Maven Plugin GrammarDependencies.java ObjectInputStream.readObject toctou

A flaw has been found in antlr ANTLR4 up to 4.13.2. This affects the function ObjectInputStream.readObject of the file antlr4-maven-plugin/src/main/java/org/antlr/mojo/antlr4/GrammarDependencies.java of the component Maven Plugin. This manipulation causes time-of-check time-of-use. The attack is...

EUVD-2026-40000

A flaw has been found in antlr ANTLR4 up to 4.13.2. This affects the function ObjectInputStream.readObject of the file antlr4-maven-plugin/src/main/java/org/antlr/mojo/antlr4/GrammarDependencies.java of the component Maven Plugin. This manipulation causes time-of-check time-of-use. The attack is...

CVE-2026-13502

The CVE-2026-13502 entry concerns antlr ANTLR4 up to 4.13.2. It affects the function ObjectInputStream.readObject in the antlr4-maven-plugin’s GrammarDependencies.java, indicating a time-of-check time-of-use issue. The attack is restricted to local execution and requires a high degree of complexi...

CVE-2026-13500 antlr ANTLR4 Grammar Action Block OutputFile.java code injection

A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation can lead to code injection. The attack may be launched remotely. The...

CVE-2026-13500

The CVE-2026-13500 issue affects antlr ANTLR4 up to 4.13.2, specifically the Grammar Action Block Handler’s OutputFile.java in the tool. The underlying problem is a manipulation of OutputFile.java that can cause code injection. The vulnerability is described as exploitable remotely, with a public...

EUVD-2026-39998

A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation can lead to code injection. The attack may be launched remotely. The...

CVE-2026-13500

A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation can lead to code injection. The attack may be launched remotely. The...

CVE-2026-13500 antlr ANTLR4 Grammar Action Block OutputFile.java code injection

A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation can lead to code injection. The attack may be launched remotely. The...

PT-2026-53111

Name of the Vulnerable Software and Affected Versions ANTLR4 versions prior to 4.13.3 Description An issue exists in the Grammar Action Block Handler component within the file tool/src/org/antlr/v4/codegen/model/OutputFile.java. A remote attacker can perform a manipulation that leads to code...

CVE-2026-13503: Improper Limitation of a Pathname to a Restricted Directory

A vulnerability was detected in antlr ANTLR4 up to 4.13.2. Affected by this issue is the function getImportedVocabFile of the file tool/src/org/antlr/v4/parse/TokenVocabParser.java of the component tokenVocab Grammar Option Handler. The manipulation results in path traversal. The attack can be...

Linux Distros Unpatched Vulnerability : CVE-2026-13502

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw has been found in antlr ANTLR4 up to 4.13.2. This affects the function ObjectInputStream.readObject of the file...

CVE-2026-13500: Improper Control of Generation of Code

A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation can lead to code injection. The attack may be launched remotely. The...