CVSS 4.0
6.3 mediumCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:L/SA:LCVE-2026-92558
Medium (6.3) in kong inc..
On this page
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.
Severity
- CWE
- CWE-116 Improper Encoding or Escaping of Output
- OWASP Top 10
- A05:2025 Injection
- Published
- Assigned by
- Kong (CNA)
- NVD analysis
- Not in the NVD yet
- Record from
- the CVE List, synced
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Explain CVE-2026-92558 for an engineer deciding whether to act. Use https://cve.bz/api/public/cves/CVE-2026-92558?via=ask-ai-copy and https://cve.bz/cve/CVE-2026-92558?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-2026-92558 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
- kong inc.:kong ai gateway
- kong inc.:kong gateway enterprise
Versions
From the CNA's record in the CVE List.
| Product | Affected |
|---|---|
| Kong Inc. Kong Gateway Enterprise | from 3.10.0.0 before 3.10.0.20 |
| Kong Inc. Kong Gateway Enterprise | from 3.13.0.0 before 3.13.0.12 |
| Kong Inc. Kong Gateway Enterprise | from 3.14.0.0 before 3.14.0.17 |
| Kong Inc. Kong Gateway Enterprise | from 3.15.0.0 before 3.15.0.7 |
| Kong Inc. Kong Gateway Enterprise | from 3.16.0.0 before 3.16.0.2 |
| Kong Inc. Kong AI Gateway | from 2.2.0 before 2.2.1 |
Attack patterns (CAPEC)
- CAPEC-73 User-Controlled Filename Likelihood: High · Severity: High
- CAPEC-81 Web Server Logs Tampering Likelihood: Medium · Severity: High
- CAPEC-85 AJAX Footprinting Likelihood: High · Severity: Low
- CAPEC-104 Cross Zone Scripting Likelihood: Medium · Severity: High
The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.