{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "audiobookshelf-app",
          "vendor": "advplyr",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 0.12.0-beta"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Audiobookshelf is a self-hosted audiobook and podcast server. A cross-site scripting (XSS) vulnerability exists in versions prior to 0.12.0-beta of the Audiobookshelf mobile application that allows arbitrary JavaScript execution through malicious library metadata. Attackers with library modification privileges (or control over a malicious podcast RSS feed) can execute code in victim users\u0027 WebViews, potentially leading to session hijacking, data exfiltration, and unauthorized access to native device APIs. audiobookshelf-app version 0.12.0-beta fixes the issue."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-26T02:10:30.504Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/advplyr/audiobookshelf/security/advisories/GHSA-8c9r-pvrj-vcf5",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/advplyr/audiobookshelf/security/advisories/GHSA-8c9r-pvrj-vcf5"
        },
        {
          "name": "https://github.com/advplyr/audiobookshelf-app/commit/bab95530c8c3d7a4b4cec5b059da8b79ad50223e",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/advplyr/audiobookshelf-app/commit/bab95530c8c3d7a4b4cec5b059da8b79ad50223e"
        }
      ],
      "source": {
        "advisory": "GHSA-8c9r-pvrj-vcf5",
        "discovery": "UNKNOWN"
      },
      "title": "Audiobooksheld VUlnerable to Stored XSS in WrappingMarquee.js via Audiobook Metadata (Mobile App Audio Player)"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-27974",
    "datePublished": "2026-02-26T02:10:30.504Z",
    "dateReserved": "2026-02-25T03:24:57.793Z",
    "dateUpdated": "2026-02-26T02:10:30.504Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-27974\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-02-26T03:16:04.970\",\"lastModified\":\"2026-02-26T03:16:04.970\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Audiobookshelf is a self-hosted audiobook and podcast server. A cross-site scripting (XSS) vulnerability exists in versions prior to 0.12.0-beta of the Audiobookshelf mobile application that allows arbitrary JavaScript execution through malicious library metadata. Attackers with library modification privileges (or control over a malicious podcast RSS feed) can execute code in victim users\u0027 WebViews, potentially leading to session hijacking, data exfiltration, and unauthorized access to native device APIs. audiobookshelf-app version 0.12.0-beta fixes the issue.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":4.8,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.7,\"impactScore\":2.7}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"references\":[{\"url\":\"https://github.com/advplyr/audiobookshelf-app/commit/bab95530c8c3d7a4b4cec5b059da8b79ad50223e\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/advplyr/audiobookshelf/security/advisories/GHSA-8c9r-pvrj-vcf5\",\"source\":\"security-advisories@github.com\"}]}}"
  }
}