GHSA-4q66-g4mm-8rg5: Silverstripe has Cross-site Scripting (XSS) vulnerabilities inherited from TinyMCE

medium Affects silverstripe/admin. Feed 2026.10.29.4, updated 2026-10-29; published 2023-07-31; advisory modified 2024-12-02.

Silverstripe has Cross-site Scripting (XSS) vulnerabilities inherited from TinyMCE

Package: silverstripe/admin Composer
Affected versions: <1.13.6
Fixed in: 1.13.6
Severity: medium CVSS 5.4
Exploitation: not on CISA KEV
Published: 2023-07-31
Source: osv.dev

References

NVD record silverstripe/admin advisories

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Related advisories

CVE-2019-12205 medium Silverstripe Flash Clipboard Reflected XSS same package: silverstripe/admin
CVE-2021-36150 medium Cross-site Scripting in SilverStripe Framework same package: silverstripe/admin
CVE-2022-38146 medium URL XSS vulnerability due to outdated jquery in CMS same package: silverstripe/admin
CVE-2023-49783 medium No permission checks for editing/deleting records with CSV import form same package: silverstripe/admin
GHSA-wqm8-jx8r-8rcq medium Cross-site scripting vulnerabilities in old version of bundled TinyMCE same package: silverstripe/admin
GHSA-779c-7w4p-2c4g low Silverstripe admin XSS Vulnerability via WYSIWYG editor same package: silverstripe/admin