CVE-2020-9311: Silverstripe CMS XSS Vulnerability

medium Affects silverstripe/cms, silverstripe/framework. Feed 2026.10.29.1, updated 2026-10-28; published 2022-05-24; advisory modified 2024-02-17.

Silverstripe CMS XSS Vulnerability

Package: silverstripe/cms Composer
Affected versions: <=4.5.0
Fixed in: no fix recorded
Severity: medium CVSS 5.4
Exploitation: not on CISA KEV · EPSS 1% (46.3th percentile)
Published: 2022-05-24
Source: osv.dev

References

Silverstripe CMS XSS Vulnerability

Package: silverstripe/framework Composer
Affected versions: >=3.0.0 and <3.7.5
Fixed in: 3.7.5
Severity: medium CVSS 5.4
Exploitation: not on CISA KEV · EPSS 1% (46.3th percentile)
Published: 2022-05-24
Source: osv.dev

References

CWE-79

NVD record silverstripe/cms advisories silverstripe/framework advisories

Am I affected?

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Related advisories

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CVE-2015-5062 medium Silverstripe CMS Open Redirect same package: silverstripe/cms
CVE-2020-9309 high Silverstripe CMS malicious file upload enables script execution same package: silverstripe/cms
CVE-2020-6164 high Silverstripe CMS information disclosure same package: silverstripe/cms
CVE-2015-8606 medium Silverstripe CMS XSS Vulnerability same package: silverstripe/cms