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Vulnerabilities

CVE-2026-21834 | BDVDB-2026-400903 Detail

HCL SoftwareHCL AION

Description#

HCL AION is affected by a vulnerability where the Content-Security-Policy (CSP) security response header was missing from application responses. Without this header, the browser does not restrict the sources of scripts and other content, increasing exposure to cross-site scripting and content-injection attacks, potentially resulting in unintended behavior or security impact under certain conditions.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

  • CWE-1021 Improper Restriction of Rendered UI Layers or Frames

References#

Exploit#

No public exploit known

History#

  1. Version 1Record published in the CVE List.