PT-2026-35941 · Unknown · Opennebula

Published 2026-04-29 · Updated 2026-04-29 · CVE-2025-56534

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

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 version 6.10.0.1

Description A cross-site scripting (XSS) issue in the custom authenticator driver allows attackers to execute arbitrary HTML or web scripts using a crafted payload.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-56534

Affected Products

Opennebula

References · 4

• 🔥 https://github.com/MarkArtamonov/OpenNebula-CVE-2025-56534 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-56534 · Security Note
• https://twitter.com/CVEnew/status/2049594403220586727 · Twitter Post
• https://opennebula.io/opennebula-7 · Note