Antlr vulnerabilities
We track 1 vulnerability in Antlr products. 1 is rated high or critical, and none are known to be exploited. The most recent was published on June 28, 2026.
1vulnerabilities
0critical
1high
0exploited
7.3average CVSS score
Latest Antlr vulnerabilities
- 7.3 High severity
ANTLR4: Improper Neutralization of Special Elements in Output Used by a Downstream Component
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