CVE-2025-0539

HIGHCVSS 8.8/10EPSS 0.30%

Last modified

CVE-2025-0539 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In affected Microsoft Windows versions of Octopus Deploy, the server can be coerced into sending server-side requests that contain authentication material allowing a suitably positioned attacker to compromise the account running Octopus Server and potentially the host infrastructure itself.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

In affected Microsoft Windows versions of Octopus Deploy, the server can be coerced into sending server-side requests that contain authentication material allowing a suitably positioned attacker to compromise the account running Octopus Server and potentially the host infrastructure itself.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
OctopusOctopus Server>= 2.6.0, < 2024.3.13071
OctopusOctopus Server>= 2024.4.401, < 2024.4.7065

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-0539?
In affected Microsoft Windows versions of Octopus Deploy, the server can be coerced into sending server-side requests that contain authentication material allowing a suitably positioned attacker to compromise the account running Octopus Server and potentially the host infrastructure itself.
How severe is CVE-2025-0539?
CVE-2025-0539 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.
How do I fix CVE-2025-0539?
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.

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Source: NVD / NIST