{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "3.0"
              },
              {
                "fixed": "9.11"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "27979790f50bb16044d19a68754931c9093071d0"
            },
            {
              "fixed": "baeba2ca4e5f8196795340b015ca8b69f39740f5"
            },
            {
              "fixed": "e9aca627c17e1619bcb8059afb43382dac6b275f"
            }
          ],
          "repo": "https://gitlab.ow2.org/asm/asm",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-674"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110259.json"
  },
  "details": "OW2 ASM 3.0 before 9.11 contains an uncontrolled recursion vulnerability in ClassWriter.replaceAsmInstructions() that allows attackers to cause denial of service through crafted class files. Attackers can supply a class with a large method containing many long forward jumps, triggering unbounded toByteArray() recursion and a StackOverflowError during transformation.",
  "id": "CVE-2026-110259",
  "modified": "2026-10-16T02:31:02.232466920Z",
  "published": "2026-10-14T14:16:32.252Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://repo1.maven.org/maven2/"
    },
    {
      "type": "ADVISORY",
      "url": "https://asm.ow2.io/versions.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110259.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-110259"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/ow2-asm-3.0-before-9.11-uncontrolled-recursion-via-classwriter-replaceasminstructions"
    },
    {
      "type": "FIX",
      "url": "https://gitlab.ow2.org/asm/asm/-/commit/e9aca627c17e1619bcb8059afb43382dac6b275f"
    },
    {
      "type": "FIX",
      "url": "https://gitlab.ow2.org/asm/asm/-/merge_requests/459"
    },
    {
      "type": "PACKAGE",
      "url": "https://gitlab.ow2.org/asm/asm"
    },
    {
      "type": "ARTICLE",
      "url": "https://gitlab.ow2.org/asm/asm/-/blob/ASM_9_10_1/asm/src/main/java/org/objectweb/asm/ClassWriter.java#L751"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "OW2 ASM 3.0 before 9.11 Uncontrolled Recursion via ClassWriter.replaceAsmInstructions()"
}