CVE-2026-63001: REDAXO: Stored XSS via Unescaped Media Manager Type Name in `mediaIsInUse()`

medium Affects redaxo/source. Feed 2026.10.29.1, updated 2026-10-28; published 2026-09-23.

REDAXO: Stored XSS via Unescaped Media Manager Type Name in `mediaIsInUse()`

Package: redaxo/source Composer
Affected versions: <5.21.2
Fixed in: 5.21.2
Severity: medium CVSS 4.8
Exploitation: not on CISA KEV · EPSS 0% (9.4th percentile)
Published: 2026-09-23
Source: osv.dev

References

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