cve.bz

CVE-2026-123041

8.2 high

High (8.2) in kong inc..

The request-callout plugin in Kong Gateway Enterprise and Kong AI Gateway omits callout headers not sent by the client from its cache key, allowing a cached callout response for a caller to be served to another.

Severity

CVSS 4.0

8.2 high
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CWE
CWE-524 Use of Cache Containing Sensitive Information
Published
Assigned by
Kong (CNA)
NVD analysis
Not in the NVD yet
Record from
the CVE List, synced

Ask an AI about this CVE

ChatGPTClaudeGoogle AI Mode

Show the promptExplain CVE-2026-123041 for an engineer deciding whether to act. Use https://cve.bz/api/public/cves/CVE-2026-123041?via=ask-ai-copy and https://cve.bz/cve/CVE-2026-123041?via=ask-ai-copy as the source of truth: what is affected and which versions fix it, whether it is in CISA KEV, public exploits, and its EPSS (an internet-wide 30-day estimate of exploitation activity, not a forecast for my systems). If they give no fixed versions, use the CVE record https://cveawg.mitre.org/api/cve/CVE-2026-123041 or the vendor advisory, not third-party mirrors. Tell me how to check whether I am affected and how to verify a fix. Cite the sources and say where they are uncertain.

Opens a third-party assistant; its answer is its own, not cve.bz's. The prompt holds only this CVE's id and public links.

Affected

Versions

From the CNA's record in the CVE List.

ProductAffected
Kong Inc. Kong Gateway Enterprisefrom 3.10.0.0 before 3.10.0.20
Kong Inc. Kong Gateway Enterprisefrom 3.13.0.0 before 3.13.0.12
Kong Inc. Kong Gateway Enterprisefrom 3.14.0.0 before 3.14.0.17
Kong Inc. Kong Gateway Enterprisefrom 3.15.0.0 before 3.15.0.7
Kong Inc. Kong Gateway Enterprisefrom 3.16.0.0 before 3.16.0.2
Kong Inc. Kong AI Gatewayfrom 2.2.0 before 2.2.1

Attack patterns (CAPEC)

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

References

Check your stackJSON