{"id":"CVE-2026-27974","summary":"Audiobooksheld VUlnerable to Stored XSS in WrappingMarquee.js via Audiobook Metadata (Mobile App Audio Player)","details":"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' 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.","aliases":["GHSA-8c9r-pvrj-vcf5"],"modified":"2026-08-12T03:51:42.702518102Z","published":"2026-02-26T02:10:30.504Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-79"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27974.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27974.json"},{"type":"ADVISORY","url":"https://github.com/advplyr/audiobookshelf/security/advisories/GHSA-8c9r-pvrj-vcf5"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27974"},{"type":"FIX","url":"https://github.com/advplyr/audiobookshelf-app/commit/bab95530c8c3d7a4b4cec5b059da8b79ad50223e"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/advplyr/audiobookshelf-app","events":[{"introduced":"0"},{"fixed":"bab95530c8c3d7a4b4cec5b059da8b79ad50223e"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"0.12.0-beta"}],"source":["AFFECTED_FIELD","REFERENCES"]}}],"versions":["v0.10.1-beta","v0.10.0-beta","v0.9.81-beta","v0.9.80-beta","v0.9.79-beta","v0.9.78-beta","v0.9.76-beta","v0.9.75-beta","v0.9.74-beta","v0.9.73-beta","v0.9.72-beta","v0.9.71-beta","v0.9.70-beta","v0.9.69-beta","v0.9.67-beta","v0.9.66-beta","v0.9.65-beta","v0.9.64-beta","v0.9.63-beta","v0.9.62-beta","v0.9.61-beta","v0.9.60-beta","v0.9.59-beta","v0.9.58-beta","v0.9.57-beta","v0.9.56-beta","v0.9.55-beta","v0.9.54-beta","v0.9.53-beta","v0.9.52-beta","v0.9.51-beta","v0.9.50-beta","v0.9.49-beta","v0.9.48-beta","v0.9.47-beta","v0.9.45-beta","v0.9.43-beta","v0.9.42-beta","v0.9.41-beta","v0.9.40-beta","v0.9.39-beta","v0.9.38-beta","v0.9.37-beta","v0.9.36-beta","v0.9.35-beta"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-27974.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"}]}