CVE-2024-12397

Io.quarkus.http/quarkus-http-core: quarkus http cookie smuggling

HIGH
7.4
CVSS Score
Published: December 12, 2024 at 09:05 AM UTC
Updated: October 20, 2026 at 05:16 AM UTC
13 products affected across 1 vendorJBoss Enterprise Application PlatformBuild of KeycloakFuse

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Severity
HIGH7.4
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions1
All versions
Vendor states this is fixed in 4.2.0 (unaffected)
All versions
All versions
Vendor states this is fixed in 3.15.3 (unaffected)
90%
All versions3
Vendor states this is fixed in 0.5.0-6 (unaffected)
Vendor states this is fixed in 4.0.0-7 (unaffected)
All versions
Vendor states this is fixed in 7 (unknown)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.4HIGHredhat
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-444

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