Home/CVE/In Octopus Deploy through 2020.4.2, an attacker could redirect users to an external site via a modified HTTP Host header
CVE

CVE-2020-26161

In Octopus Deploy through 2020.4.2, an attacker could redirect users to an external site via a modified HTTP Host header

In Octopus Deploy through 2020.4.2, an attacker could redirect users to an external site via a modified HTTP Host header.

MEDIUM · CVSS 6.1 EPSS 0.0023
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-601URL Redirection to Untrusted Site ('Open Redirect')
▤

Affected Products & Versions

1
octopus deploy>= 2019.8.2 and <= 2020.4.2
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Oct 2020 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/OctopusDeployThird Party Advisory
https://github.com/OctopusDeploy/Issues/issues/6622Issue TrackingThird Party Advisory
https://github.com/OctopusDeploy/Issues/issues/6627Issue TrackingThird Party Advisory
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