Infinite loop in Xpdf due to missing validation in JPEG 2000 decoder

{
  "id": "ac2452e7b3afc814d244d1b7b907ef42866ef3f4303f9023aaeb0ce81a38ec5d",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-116671",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Infinite loop in Xpdf due to missing validation in JPEG 2000 decoder",
    "summary": "Infinite loop in Xpdf 4.06 and earlier, due to incorrect validation of progression order field in JPEG 2000 image.",
    "evidence": "cve:CVE-2026-116671",
    "products": [
      {
        "name": {
          "value": "Xpdf",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-116671",
      "aliases": [
        "CVE-2026-116671"
      ],
      "metrics": [
        {
          "format": "CVSS",
          "cvssV4_0": {
            "Safety": "NOT_DEFINED",
            "version": "4.0",
            "Recovery": "NOT_DEFINED",
            "baseScore": 2.1,
            "Automatable": "NOT_DEFINED",
            "attackVector": "LOCAL",
            "baseSeverity": "LOW",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
            "exploitMaturity": "NOT_DEFINED",
            "providerUrgency": "NOT_DEFINED",
            "userInteraction": "NONE",
            "attackComplexity": "HIGH",
            "attackRequirements": "NONE",
            "privilegesRequired": "NONE",
            "subIntegrityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "subAvailabilityImpact": "NONE",
            "vulnAvailabilityImpact": "LOW",
            "subConfidentialityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "affected": [
        {
          "vendor": "Xpdf",
          "product": "Xpdf",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "Version",
              "lessThanOrEqual": "4.06"
            }
          ],
          "platforms": [
            "all"
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-26T20:10:20.067Z",
      "provider": "cve",
      "references": [
        "https://www.xpdfreader.com/security-bug/CVE-2026-116671.html"
      ],
      "provider_metadata": {
        "cna": {
          "orgId": "ace9cabe-4f4f-416b-8c39-b0e002761924",
          "shortName": "GandC",
          "dateUpdated": "2026-10-26T20:10:20.067Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-116671",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 341926,
  "published_at": "2026-10-26T20:10:20.067+00:00"
}