Bug 2452573

Summary: CVE-2026-33916 nextcloud: Handlebars: Cross-Site Scripting (XSS) via prototype pollution in partial resolution [epel-all]
Product: [Fedora] Fedora EPEL Reporter: Sandipan Roy <saroy>
Component: nextcloudAssignee: Andrew Bauer <zonexpertconsulting>
Status: ON_QA --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: epel10CC: zonexpertconsulting
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["7a42a727-915f-4b61-bc26-f20c8bd85358"]}
Fixed In Version: Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2452509    

Description Sandipan Roy 2026-03-28 10:05:21 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Comment 1 Fedora Update System 2026-03-29 21:14:20 UTC
FEDORA-2026-ca43aa006f (nextcloud-33.0.1-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-ca43aa006f

Comment 2 Fedora Update System 2026-03-29 21:14:45 UTC
FEDORA-EPEL-2026-35986c0192 (nextcloud-33.0.1-1.el10_1) has been submitted as an update to Fedora EPEL 10.1.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-35986c0192

Comment 3 Fedora Update System 2026-03-30 18:04:28 UTC
FEDORA-2026-0dc1d7ff6d has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-0dc1d7ff6d`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-0dc1d7ff6d

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 4 Fedora Update System 2026-03-30 18:25:09 UTC
FEDORA-2026-ca43aa006f has been pushed to the Fedora 42 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-ca43aa006f`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-ca43aa006f

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 5 Fedora Update System 2026-03-30 18:33:56 UTC
FEDORA-EPEL-2026-35986c0192 has been pushed to the Fedora EPEL 10.1 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-35986c0192

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 6 Fedora Update System 2026-03-30 18:51:58 UTC
FEDORA-2026-1dcec03247 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-1dcec03247`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-1dcec03247

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-03-30 19:01:36 UTC
FEDORA-EPEL-2026-3168beb980 has been pushed to the Fedora EPEL 10.2 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-3168beb980

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 8 Fedora Update System 2026-03-30 19:10:51 UTC
FEDORA-EPEL-2026-3a5e035c94 has been pushed to the Fedora EPEL 10.3 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-3a5e035c94

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.