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TI-2026-22306 Aliases CVE-2026-27963

Audiobookshelf has Stored XSS in Tooltip.vue via Audiobook Metadata

Priority MEDIUM 55CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

Audiobookshelf is a self-hosted audiobook and podcast server. A stored cross-site scripting (XSS) vulnerability exists in versions prior to 2.32.0 of the Audiobookshelf web application that allows arbitrary JavaScript execution through malicious library metadata. Attackers with library modification privileges can execute code in victim users' browsers, potentially leading to session hijacking and data exfiltration. Version 2.32.0 contains a patch for the issue.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00264 18th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed audiobookshelf (advplyr): 2.32.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
advplyraudiobookshelfbefore 2.32.02.32.0Patch availableCNA
  • audiobookshelf Vendoradvplyr Affected before 2.32.0 Fixed in 2.32.0 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:audiobookshelf:audiobookshelf:*:*:*:*:*:*:*:*before 2.32.0Vulnerableadvplyr
  • cpe:2.3:a:audiobookshelf:audiobookshelf:*:*:*:*:*:*:*:* Versions before 2.32.0 Vulnerable ·advplyr

Remediation

  • Fix · CNA audiobookshelf (advplyr) Fixed in 2.32.0

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-27963

References

Exploit 1

Patch 1

  • TI-2025-18874 Remote Authentication-Bypass can lead to server crash or limited information disclosure due to faulty pattern matching CVSS 3.1HIGH 8.2
  • TI-2025-35683 Audiobookshelf vulnerable to OIDC token exfiltration and account takeover CVSS 3.1HIGH 8.8
  • TI-2025-29079 Audiobookshelf Vulnerable to Cross-Site-Scripting Reflected via POST Request in /api/upload CVSS 4.0MEDIUM 6.9
  • TI-2023-25761 Audiobookshelf Server-Side Request Forgery and Arbitrary File Read Vulnerability CVSS 3.1HIGH 8.1
  • TI-2024-29391 Path Traversal in audiobookshelf CVSS 3.1MEDIUM 6.3
  • TI-2024-23305 Audiobookshelf Cross-Site-Scripting vulnerability via crafted ebooks CVSS 3.1MEDIUM 4.8
See all 10 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences