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OpenEdX Stored CSS Injection via Incomplete HTML Sanitization (CVE-2026-4267)

github.com 2026-05-22 查看中文 →
Security Advisory CVE-2026-4267 Medium Open edX
Affected:
  • openedx-platform >=sumac
Fixed in:
  • ulmo
  • verawood
  • master
Referenced CVEs: CVE-2026-42857 · 4.6
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