CVE-2026-8296

Cross‑Site Scripting via Embedded Artifacts in Octopus Server

Published Jun 19, 2026 CVSS 4.0 · 5.6 Medium EPSS < 1% KEV · Not listed
Description
In affected versions of Octopus Server with certain access levels it was possible to embed a Cross-Site Scripting Payload via artifacts.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Octopus
Octopus octopus Server
Vendors & Products Octopus
Octopus octopus Server
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Cross‑Site Scripting via Embedded Artifacts in Octopus Server
Weaknesses CWE-79
Type Values Removed Values Added
Description In affected versions of Octopus Server with certain access levels it was possible to embed a Cross-Site Scripting Payload via artifacts.
References
Metrics cvssV4_0

{'score': 5.6, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Octopus
Published
Updated
Jun 22, 2026, 3:11 PM
Reserved
May 11, 2026, 9:44 AM
Status
Deferred
Published
Jun 19, 2026, 10:16 AM
Modified
Oct 26, 2026, 11:10 AM