CVE-2026-8296

State: Published
Severity: 5.6 Medium
Published: Jun 19, 2026
Updated: Jun 22, 2026
Reserved: May 11, 2026

Description

In affected versions of Octopus Server with certain access levels it was possible to embed a Cross-Site Scripting Payload via artifacts.

Scores

CVSS	Score	Vector	Source
4.0	5.6 Medium	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	Octopus

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
Octopus ServerOctopus Deploy	2023.0.0 to before 2025.4.10678Affected 2026.1.0 to before 2026.1.11451Affected 2026.2.0 to before 2026.2.13114Affected

References

https://advisories.octopus.com/post/2026/sa2026-05

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