CVE-2026-3236
MEDIUMCVSS 4.3/10EPSS 0.15%
Last modified
CVE-2026-3236 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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 API key used to mint the access token.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.
Description
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 API key used to mint the access token.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Octopus | Octopus Server | >= 2023.1.4189, < 2025.3.14761 |
| Octopus | Octopus Server | >= 2025.4.51, < 2025.4.10409 |
References
- https://advisories.octopus.com/post/2026/sa2026-02Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-3236?
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 API key used to mint the access token.
How severe is CVE-2026-3236?
CVE-2026-3236 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.
How do I fix CVE-2026-3236?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
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Are you affected by CVE-2026-3236?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST