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PYSEC-2026-4126 Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value

🗓️ 01 Oct 2026 16:38:30Reported by GoogleType 
osv
 osv🔗 osv.dev👁 2 Views

Authenticated users can suppress instance-wide calendar alerts in Open WebUI.

Related
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC		The vulnerability of the `metaalert_minutes` component in the `backend/open_webui/models/calendar.py` file of the Open WebUI AI-based web interface allows a attacker to compromise the accessibility of protected information.
18 Sep 202600:00
–bdu_fstec
circl
Circl		CVE-2026-87012
11 Sep 202600:35
–circl
cve
CVE		CVE-2026-87012
9 Sep 202620:57
–cve
cvelist
Cvelist		CVE-2026-87012 Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value
9 Sep 202620:57
–cvelist
euvd
EUVD		EUVD-2026-75171
10 Sep 202622:42
–euvd
github
Github Security Blog		Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value
10 Sep 202622:42
–github
nvd
NVD		CVE-2026-87012
9 Sep 202621:17
–nvd
osv
OSV		GHSA-V39V-59XW-J98G Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value
10 Sep 202622:42
–osv
ptsecurity
Positive Technologies		PT-2026-89159
4 Sep 202600:00
–ptsecurity
pypa
PyPA		Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value
1 Oct 202616:38
–pypa
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01 Oct 2026 17:45Current
6Medium risk
Vulners AI Score6
CVSS 3.14.3
EPSS0.00484
Open WebUIcalendaravailability lossnon-numeric alert value
2