PT-2026-35944 · Unknown · Opennebula

Published 2026-04-29 · Updated 2026-04-30 · CVE-2025-56537

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions opennebula versions 6.10.0.1 through 6.x

Description A stored cross-site scripting (XSS) issue allows attackers to execute arbitrary web scripts or HTML. This is achieved by injecting a crafted payload into the virtual network template parameter.

Recommendations Update to version 7.0.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-56537

Affected Products

Opennebula

References · 5

• 🔥 https://github.com/MarkArtamonov/OpenNebula-CVE-2025-56537 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-56537 · Security Note
• https://twitter.com/CVEnew/status/2049594407641301139 · Twitter Post
• https://opennebula.io/opennebula-7 · Note
• https://t.me/cveNotify/161629 · Telegram Post