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

🗓️ 28 Jun 2026 14:15:07Reported by VulDBType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Security flaw in ANTLR4 up to 4.13.2 enables remote code injection via OutputFile.java Grammar Action Block Handler.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-13500
28 Jun 202614:15
attackerkb
Circl
CVE-2026-13500
28 Jun 202616:06
circl
CVE
CVE-2026-13500
28 Jun 202614:15
cve
EUVD
EUVD-2026-39998
28 Jun 202614:15
euvd
NVD
CVE-2026-13500
28 Jun 202615:16
nvd
Positive Technologies
PT-2026-53111
28 Jun 202600:00
ptsecurity
[
  {
    "vendor": "antlr",
    "product": "ANTLR4",
    "versions": [
      {
        "version": "4.13.0",
        "status": "affected"
      },
      {
        "version": "4.13.1",
        "status": "affected"
      },
      {
        "version": "4.13.2",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:a:antlr:antlr4:*:*:*:*:*:*:*:*"
    ],
    "modules": [
      "Grammar Action Block Handler"
    ]
  }
]

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28 Jun 2026 14:15Current
CVSS 46.9
CVSS 3.17.3
CVSS 37.3
CVSS 27.5
5