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CVE-2026-44553 Open WebUI: Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access

🗓️ 15 May 2026 19:54:09Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 83 Views

Before 0.9.0, admin changes do not clear the session pool, allowing revoked admins in sessions.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-44553
15 May 202619:54
–attackerkb
bdu_fstec
BDU FSTEC
Open WebUI Session Management
13 Jul 202600:00
–bdu_fstec
circl
Circl
CVE-2026-44553
16 May 202612:01
–circl
cnnvd
CNNVD
Open WebUI 代码问题漏洞
15 May 202600:00
–cnnvd
cve
CVE
CVE-2026-44553
15 May 202619:54
–cve
euvd
EUVD
EUVD-2026-30615
15 May 202619:54
–euvd
github
Github Security Blog
Open WebUI: Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access
8 May 202619:43
–github
mend
Mend
CVE-2026-44553
15 May 202619:54
–mend
nvd
NVD
CVE-2026-44553
15 May 202620:16
–nvd
osv_ghsa
osv_ghsa
GHSA-45M8-CPM2-3V65 Open WebUI: Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access
8 May 202619:43
–osv_ghsa
Rows per page
[
  {
    "vendor": "open-webui",
    "product": "open-webui",
    "versions": [
      {
        "version": "< 0.9.0",
        "status": "affected"
      }
    ]
  }
]

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15 May 2026 19:54Current
CVSS 3.18.1
EPSS0.00393
SSVC
83