CVE-2026-1401

Tune Library <= 1.6.3 - Missing Authorization to Authenticated (Subscriber+) Stored Cross-Site Scripting via CSV Import

MEDIUM
6.4
CVSS Score
Published: February 6, 2026 at 06:46 AM UTC
Updated: June 17, 2026 at 10:15 AM UTC
1 product affected across 1 vendorTune Library

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Severity
MEDIUM6.4
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

The Tune Library plugin for WordPress is vulnerable to Stored Cross-Site Scripting via CSV import in all versions up to, and including, 1.6.3. This is due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses the injected page. The vulnerability exists because the CSV import functionality lacks authorization checks and doesn't sanitize imported data, which is later rendered without escaping through the [tune-library] shortcode.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Tune Library· Jackdeweywordpress-plugin
60%
v ≤ 1.6.3

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.4MEDIUMWordfence
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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