Description
The proxy-cache and proxy-cache-advanced plugins in Kong Gateway Enterprise and Kong AI Gateway do not escape separator characters when building the cache key, allowing a remote attacker to cause a response cached for one request to be served for a different request on the same Route.
Published: 2026-11-10
Score: 6.3 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Sat, 14 Nov 2026 02:15:00 +0000

Type Values Removed Values Added
Title Cache Key Construction Vulnerability in Kong Gateway Proxy-Cache Plugins

Fri, 13 Nov 2026 11:30:00 +0000

Type Values Removed Values Added
First Time appeared Konghq
Konghq kong Ai Gateway
Konghq kong Gateway Enterprise
Vendors & Products Konghq
Konghq kong Ai Gateway
Konghq kong Gateway Enterprise

Thu, 12 Nov 2026 22:15:00 +0000

Type Values Removed Values Added
Title Cache Key Escaping Vulnerability in Kong Gateway Caching Plugins

Thu, 12 Nov 2026 05:00:00 +0000

Type Values Removed Values Added
Title Cache Key Escaping Vulnerability in Kong Gateway Caching Plugins

Tue, 10 Nov 2026 22:00:00 +0000

Type Values Removed Values Added
Description The proxy-cache and proxy-cache-advanced plugins in Kong Gateway Enterprise and Kong AI Gateway do not escape separator characters when building the cache key, allowing a remote attacker to cause a response cached for one request to be served for a different request on the same Route.
Weaknesses CWE-116
References
Metrics cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:L/SA:L'}


Subscriptions

Konghq Kong Ai Gateway Kong Gateway Enterprise
cve-icon MITRE

Status: PUBLISHED

Assigner: Kong

Published:

Updated: 2026-11-13T13:40:50.464Z

Reserved: 2026-09-16T13:20:37.821Z

Link: CVE-2026-92558

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-10T22:21:15.413

Modified: 2026-11-13T14:18:04.213

Link: CVE-2026-92558

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-14T02:00:08Z

Weaknesses