CVE-2026-42571

Summary

Pelican is a platform for creating data federations. From versions 7.21.0 to before 7.21.5, 7.22.0 to before 7.22.3, 7.23.0 to before 7.23.3, and 7.24.0 to before 7.24.2, there is a a privilege escalation vulnerability affecting Pelican's Web User Interface (WebUI). This attack allows any user authenticated to the WebUI via OAuth to gain admin privileges under certain configurations. This issue has been patched in versions 7.21.5, 7.22.3, 7.23.3, and 7.24.2.

Affected Software

VendorProductVersion RangeStatus
PelicanPlatformpelican>= 7.21.0, < 7.21.5affected
PelicanPlatformpelican>= 7.22.0, < 7.22.3affected
PelicanPlatformpelican>= 7.23.0, < 7.23.3affected
PelicanPlatformpelican>= 7.24.0, < 7.24.2affected

Weaknesses

  • CWE-863: CWE-863: Incorrect Authorization

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: total

References