EUVD-2026-63209
GHSA-c8xv-v2gf-3g9p
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Network-accessible with low-privilege required (PR:L); high confidentiality impact for exposed secrets; no integrity or availability impact; scope unchanged as only Octopus Server is affected.
Primary rating from Vendor (Octopus).
CVSS VectorVendor: Octopus
Lifecycle Timeline
3DescriptionCVE.org
In affected versions of Octopus Server under certain circumstances it is possible for sensitive variables to be printed in the deployment variable snapshot in clear-text.
AnalysisAI
Sensitive deployment variables in Octopus Server can be exposed in clear-text within the deployment variable snapshot under certain unspecified circumstances, allowing authenticated users to read secrets that should remain masked. The vulnerability affects all versions of Octopus Server per CPE wildcard and carries a CVSS 4.0 score of 7.1 with high confidentiality impact. …
Unlock full vulnerability intelligence
- Risk assessment & exploitation conditions
- Attack chain visualization
- Remediation with exact patch versions
- Threat intelligence from 22 sources
- Personal watchlist & email alerts
Free forever · No credit card required
Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid, authenticated low-privilege account on the Octopus Server instance (PR:L per CVSS vector) with permissions to view deployment snapshots or deployment logs. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N) signals a network-accessible, low-complexity, low-privilege flaw with high confidentiality impact and no integrity or availability consequence. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | The primary remediation is to apply the vendor-supplied patch per the Octopus security advisory at https://advisories.octopus.com/post/2026/sa2026-07/; an exact fixed version is not available in the current data and must be confirmed directly from that advisory. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, restrict Octopus Server access to essential personnel only and audit recent deployment snapshots for unauthorized variable access; segregate Octopus Server to a restricted network segment. …
Sign in for detailed remediation steps and compensating controls.
Threat intelligence, references, and detailed analysis are available after sign-in.
More in Octopus Server
View allIn Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with permission to modify deployment
In Octopus Deploy 2019.1.0 through 2019.3.1 and 2019.4.0 through 2019.4.5, an authenticated user with the VariableViewUn
Server-level configuration changes can be made by any authenticated low-privilege user in Octopus Server through a speci
In affected versions of Octopus Server where access is managed by an external authentication provider, it was possible t
In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes. Rated critical
In Octopus Deploy 2018.4.4 through 2018.5.1, Octopus variables that are sourced from the target do not have sensitive va
Path traversal in Octopus Deploy allows removing files and file contents on the host through API manipulation. Enables d
In affected versions of Octopus Server it is possible for a session token to be valid indefinitely due to improper valid
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Linux and Microsof
In affected versions of Octopus Server it is possible to use the Git Connectivity test function on the VCS project to in
When Octopus Server is installed using a custom folder location, folder ACLs are not set correctly and could lead to an
A race condition was identified through which privilege escalation was possible in certain configurations. Rated high se
Same technique Information Disclosure
View allShare
External POC / Exploit Code
Leaving vuln.today