OS
Product
Octopus Server
by Octopus Deploy · last CVE Oct 27, 2026
26
CVEs
0
On KEV
9.8
Max CVSS
8
New 30D
Severity mix
Critical 4High 11Medium 11Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-4881
6.5
0%
Jun 4
In affected versions of Octopus Server, permissions were not checked correctly resulting in any authenticated user being able to make server level changes using a certain API…
Affected: 2023.0.0 before 2025.4.10523; 2025.4.0 before 2025.4.10545; 2026.1.0 before 2026.1.11313
CVE-2022-2828
6.5
1%
Oct 13
In affected versions of Octopus Server it is possible to reveal information about teams via the API due to an Insecure Direct Object Reference (IDOR) vulnerability
Affected: 2022.1.2121 before unspecified; before 2022.1.3135; 2022.2.6729 before unspecified; before 2022.2.7897; 2022.3.348 before unspecified; before 2022.3.10586
CVE-2026-8296
5.6
0%
Jun 19
In affected versions of Octopus Server with certain access levels it was possible to embed a Cross-Site Scripting Payload via artifacts
Affected: 2023.0.0 before 2025.4.10678; 2026.1.0 before 2026.1.11451; 2026.2.0 before 2026.2.13114
CVE-2022-2508
5.3
1%
Oct 27
In affected versions of Octopus Server it is possible to reveal the existence of resources in a space that the user does not have access to due to verbose error messaging
Affected: 0.9 before unspecified; before 2022.1.3264; 2022.2.6729 before unspecified; before 2022.2.8351; 2022.3.348 before unspecified; before 2022.3.10586; +2 more
CVE-2022-2720
5.3
1%
Oct 12
In affected versions of Octopus Server it was identified that when a sensitive value is a substring of another value, sensitive value masking will only partially work
Affected: 3.16.4 before unspecified; before 2022.1.3134; 2022.2.6729 before unspecified; before 2022.2.7934; 2022.3.348 before unspecified; before 2022.3.10586
CVE-2022-2783
5.3
0%
Oct 6
In affected versions of Octopus Server it was identified that a session cookie could be used as the CSRF token
Affected: 3.12.0 before unspecified; before 2022.1.3154; 2022.2.6729 before unspecified; before 2022.2.7897; 2022.3.348 before unspecified; before 2022.3.10586
CVE-2022-2781
5.3
0%
Oct 6
In affected versions of Octopus Server it was identified that the same encryption process was used for both encrypting session cookies and variables
Affected: 3.2.10 before unspecified; before 2022.1.3154; 2022.2.6729 before unspecified; before 2022.2.7897; 2022.3.348 before unspecified; before 2022.3.10586
CVE-2026-12887
New
5.1–Oct 27
In affected versions of Octopus Server, a user with permission to upload a malicious nuget package is able to deploy a script step so the script executes outside of the parent…
Affected: 2023.0.0 before 2026.1.674; 2026.1 before 2026.1.674; 2026.2 before 2026.2.973; 2026.3 before 2026.3.5839
CVE-2026-12702
4.9
0%
Jul 24
In affected versions of Octopus Deploy Insufficient checks on the project trigger actions allows an unauthorized user to trigger a deployment
Affected: 2023.0.0 before 2026.1.11587; 2026.1.0 before 2026.1.11587; 2026.2.0 before 2026.2.13190
CVE-2026-3237
4.3
0%
Mar 17
In affected versions of Octopus Server it was possible for a low privileged user to manipulate an API request to change the signing key expiration and revocation time frames via…
Affected: 2023.0.0 before 2025.3.14731; 2025.4.0 before 2025.4.10359; 2026.1.0 before 2026.1.5571
CVE-2026-3236
4.3
0%
Mar 5
In affected versions of Octopus Server it was possible to create a new API key from an existing access token resulting in the new API key having a lifetime exceeding the original…
Affected: 2023.0.0 before 2025.3.14761; 2025.4.0 before 2025.4.10409
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