CVE-2026-8296
MEDIUM
5.6
CVSS Score
Published: June 19, 2026 at 09:23 AM UTC
Updated: October 26, 2026 at 11:10 AM UTC
1 product affected across 1 vendorOctopus Server
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Severity
MEDIUM5.6
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
Description
In affected versions of Octopus Server with certain access levels it was possible to embed a Cross-Site Scripting Payload via artifacts.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
2023.0.0 ≤ v < 2025.4.106782026.1.0 ≤ v < 2026.1.114512026.2.0 ≤ v < 2026.2.131142023.0.02026.1.02026.2.0
Affected range stops below 2025.4.10678, so it looks safe — our inference, not a vendor statement
Affected range stops below 2026.1.11451, so it looks safe — our inference, not a vendor statement
Affected range stops below 2026.2.13114, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
Source: cverecord
https://advisories.octopus.com/post/2026/sa2026-05SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
5.6MEDIUMOctopus
Vector?
Quick Info
StatusDEFERRED
CWE
CWE-79
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