OpenNebula-CVE-2025-56535

Exploit Title : OpenNebula 6.10.0.1 - Stored XSS (Cross-site Scripting) in zone attribute
Exploit Author : Mark Artamonov
Vendor Homepage : https://opennebula.io/
Tested Version : OpenNebula 6.10.0.1
Affected Versions : OpenNebula < 7.0
Affected Component : opennebula-sunstone
CVE ID : CVE-2025-56535

Description:

A stored cross-site scripting (XSS) vulnerability in opennebula v6.10.0.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the zone attribute parameter.

Payload :

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Proof of Concept :

Fix :

Upgrade to OpenNebula >=7.0.