Critical 9.0Published May 9, 2026

CVE-2026-42571Pelican is a platform for creating data federations.

Updated under an hour ago (2026-10-19 11:10 UTC)

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Exploited in the last 30 days

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.

CVSS: 9.0 CRITICAL (v4.0, NVD)CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness (CWE): CWE-863
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Deferred
Record last updated: Jul 24, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

References

https://github.com/PelicanPlatform/pelican/commit/7f73b9c3e677a0ae4a0ec465c5d98bb8bd948854
https://github.com/PelicanPlatform/pelican/security/advisories/GHSA-rpfr-x88x-xwcw

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.