CVE-2026-48373 (GCVE-0-2026-48373)

Vulnerability from cvelistv5 – Published: 2026-07-17 19:29 – Updated: 2026-07-17 19:29
VLAI
Title
Acrobat Reader | Heap-based Buffer Overflow (CWE-122)
Summary
Acrobat Reader is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CWE
  • CWE-122 - Heap-based Buffer Overflow (CWE-122)
Assigner
References
Impacted products
Vendor Product Version
Adobe Acrobat Reader Affected: 0 , ≤ 24.001.30365 (semver)
Affected: 0 , ≤ 26.001.21651 (semver)
Create a notification for this product.
Date Public
2026-06-09 17:00
Show details on NVD website

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "product": "Acrobat Reader",
          "vendor": "Adobe",
          "versions": [
            {
              "lessThanOrEqual": "24.001.30365",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "26.001.21651",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "datePublic": "2026-06-09T17:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Acrobat Reader is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "confidentialityRequirement": "NOT_DEFINED",
            "environmentalScore": 7.8,
            "environmentalSeverity": "HIGH",
            "exploitCodeMaturity": "NOT_DEFINED",
            "integrityImpact": "HIGH",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "LOW",
            "modifiedAttackVector": "LOCAL",
            "modifiedAvailabilityImpact": "HIGH",
            "modifiedConfidentialityImpact": "HIGH",
            "modifiedIntegrityImpact": "HIGH",
            "modifiedPrivilegesRequired": "NONE",
            "modifiedScope": "UNCHANGED",
            "modifiedUserInteraction": "REQUIRED",
            "privilegesRequired": "NONE",
            "remediationLevel": "NOT_DEFINED",
            "reportConfidence": "NOT_DEFINED",
            "scope": "UNCHANGED",
            "temporalScore": 7.8,
            "temporalSeverity": "HIGH",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-122",
              "description": "Heap-based Buffer Overflow (CWE-122)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-17T19:29:39.303Z",
        "orgId": "078d4453-3bcd-4900-85e6-15281da43538",
        "shortName": "adobe"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://helpx.adobe.com/security/products/acrobat/apsb26-63.html"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Acrobat Reader | Heap-based Buffer Overflow (CWE-122)",
      "x_generator": {
        "engine": "cvelib 1.8.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "078d4453-3bcd-4900-85e6-15281da43538",
    "assignerShortName": "adobe",
    "cveId": "CVE-2026-48373",
    "datePublished": "2026-07-17T19:29:39.303Z",
    "dateReserved": "2026-05-21T15:28:38.141Z",
    "dateUpdated": "2026-07-17T19:29:39.303Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-48373\",\"sourceIdentifier\":\"psirt@adobe.com\",\"published\":\"2026-07-17T20:17:21.290\",\"lastModified\":\"2026-07-17T20:17:21.290\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Acrobat Reader is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.\"}],\"affected\":[{\"source\":\"psirt@adobe.com\",\"affectedData\":[{\"vendor\":\"Adobe\",\"product\":\"Acrobat Reader\",\"defaultStatus\":\"affected\",\"versions\":[{\"version\":\"0\",\"lessThanOrEqual\":\"24.001.30365\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThanOrEqual\":\"26.001.21651\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@adobe.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"psirt@adobe.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-122\"}]}],\"references\":[{\"url\":\"https://helpx.adobe.com/security/products/acrobat/apsb26-63.html\",\"source\":\"psirt@adobe.com\"}]}}"
  }
}



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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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