PT-2025-23278 · WordPress · Opensheetmusicdisplay

Peter Thaleikis · Published 2025-05-30 · Updated 2025-06-04 · CVE-2025-5235

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions OpenSheetMusicDisplay plugin for WordPress versions up to, and including, 1.4.0

Description The issue is related to Stored Cross-Site Scripting due to insufficient input sanitization and output escaping via the className parameter. This allows authenticated attackers with Contributor-level access and above to inject arbitrary web scripts in pages, which will execute whenever a user accesses an injected page.

Recommendations For OpenSheetMusicDisplay plugin for WordPress versions up to, and including, 1.4.0: Update to a version later than 1.4.0 to resolve the issue. As a temporary workaround, consider restricting access to the className parameter to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-5235

Affected Products

Opensheetmusicdisplay

References · 12

• https://osv.dev/vulnerability/CVE-2025-5235 · Vendor Advisory
• https://plugins.trac.wordpress.org/changeset/3301757 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2025-5235 · Security Note
• https://github.com/opensheetmusicdisplay/opensheetmusicdisplay/blob/develop/CHANGELOG.md · Note
• https://plugins.trac.wordpress.org/browser/opensheetmusicdisplay/trunk/opensheetmusicdisplay.php#L473 · Note
• https://t.me/cvenotify/124125 · Telegram Post
• https://plugins.trac.wordpress.org/changeset/3301757/#file48 · Note
• https://twitter.com/CVEnew/status/1928386273342796223 · Twitter Post
• https://t.me/cvetracker/24999 · Telegram Post
• https://wordpress.org/plugins/opensheetmusicdisplay/#developers · Note
• https://twitter.com/dailycve/status/1930364297940541516 · Twitter Post
• https://wordfence.com/threat-intel/vulnerabilities/id/a45417ce-d5dd-4706-adbb-d44670de6eb7?source=cve · Note