{"id":"CVE-2026-110726","state":"PUBLISHED","title":"In `api-gateway` versions till `1.7.3`, The default rate-limit key resolver, `ClientIpKeyResolver`, derives the per-client bucket key from the leftmost element of the `X-Forwarded-","description":"In `api-gateway` versions till `1.7.3`, The default rate-limit key resolver, `ClientIpKeyResolver`, derives the per-client bucket key from the leftmost element of the `X-Forwarded-For` request header. That element is supplied by the originating HTTP client and is not validated against any trusted-proxy list. A single attacker can therefore obtain an unlimited number of independent rate-limit buckets — one per unique header value — and completely bypass the gateway's request-rate limiting on every route that uses the shipped default configuration.","publishedAt":"2026-10-15T11:58:03.903Z","updatedAt":"2026-10-15T15:30:14.212Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"eclipse","products":["Eclipse Foundation Eclipse Connected Services Platform"],"affected":[{"vendor":"Eclipse Foundation","product":"Eclipse Connected Services Platform","defaultStatus":"unaffected","versions":[{"version":"1.5.4","status":"affected","lessThanOrEqual":"1.7.3","versionType":"semver"}]}],"references":["https://github.com/eclipse-ecsp/api-gateway/pull/330","https://gitlab.eclipse.org/security/cve-assignment/-/work_items/404","https://github.com/eclipse-ecsp/api-gateway/security/advisories/GHSA-ch6x-rg7q-7jfx"],"weaknesses":["CWE-348","CWE-807","CWE-770"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/110xxx/CVE-2026-110726.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-110726","state":"PUBLISHED","datePublished":"2026-10-15T11:58:03.903Z","dateUpdated":"2026-10-15T15:30:14.212Z","assignerShortName":"eclipse","assignerOrgId":"e51fbebd-6053-4e49-959f-1b94eeb69a2c","dateReserved":"2026-10-14T14:53:54.516Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In `api-gateway` versions till `1.7.3`, The default rate-limit key resolver, `ClientIpKeyResolver`, derives the per-client bucket key from the leftmost element of the `X-Forwarded-For` request header. That element is supplied by the originating HTTP client and is not validated against any trusted-proxy list. A single attacker can therefore obtain an unlimited number of independent rate-limit buckets — one per unique header value — and completely bypass the gateway's request-rate limiting on every route that uses the shipped default configuration."}],"affected":[{"vendor":"Eclipse Foundation","product":"Eclipse Connected Services Platform","defaultStatus":"unaffected","versions":[{"version":"1.5.4","status":"affected","lessThanOrEqual":"1.7.3","versionType":"semver"}]}],"references":[{"url":"https://github.com/eclipse-ecsp/api-gateway/pull/330"},{"url":"https://gitlab.eclipse.org/security/cve-assignment/-/work_items/404"},{"url":"https://github.com/eclipse-ecsp/api-gateway/security/advisories/GHSA-ch6x-rg7q-7jfx"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-348","lang":"en","description":"CWE-348","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-807","lang":"en","description":"CWE-807","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-770","lang":"en","description":"CWE-770","type":"CWE"}]}],"providerMetadata":{"shortName":"eclipse","orgId":"e51fbebd-6053-4e49-959f-1b94eeb69a2c","dateUpdated":"2026-10-15T11:58:03.903Z"},"credits":[{"lang":"en","value":"Eclipse Foundation Security Team","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-10-15T15:30:07.394578Z","id":"CVE-2026-110726","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-15T15:30:14.212Z"}}]}}}