{"schema":"threatline.record/2","record":{"id":"CVE-2026-107207","aliases":[],"summary":"LMCache through 0.5.5 Missing Authentication in Frontend Node Catalog Allows SSRF Allowlist Bypass","details":"LMCache through 0.5.5 contains a server-side request forgery vulnerability in its frontend monitoring service that allows unauthenticated attackers to bypass the proxy allowlist by registering arbitrary hosts. Attackers can add entries via POST /api/proxies and then use /proxy or /proxy2 to reach internal hosts, read responses, and tamper with nodes or stop the heartbeat.","categories":["Unclassified"],"product":"LMCache","vendor":"LMCache","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-107207","source_modified_at":"2026-10-07T20:44:02.502Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"LMCache","vendor":"LMCache","versions":[{"version":"0","status":"affected","versionType":"semver","lessThanOrEqual":"0.5.5"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":6.9,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00289,"percentile":0.20349,"score_date":"2026-10-23"},"published_at":"2026-10-07T15:24:05.336Z","modified_at":"2026-10-07T20:44:02.502Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-107207","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-07T20:44:02.502Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-107207","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/LMCache/LMCache/issues/5512","tags":["exploit"]},{"source":"CVE List","url":"https://github.com/LMCache/LMCache","tags":["product"]},{"source":"CVE List","url":"https://github.com/LMCache/LMCache/blob/v0.5.5/lmcache/lmcache_frontend/app.py#L411-L428","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/LMCache/LMCache/blob/v0.5.5/lmcache/lmcache_frontend/app.py#L567-L604","tags":["technical-description"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/lmcache-through-0.5.5-missing-authentication-in-frontend-node-catalog-allows-ssrf-allowlist-bypass","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"yes","technical_impact":"partial","assessed_at":"2026-10-07T20:43:55.581608Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-07T20:44:02.502Z","content_hash":"8a1dc40764d900043e600ca7474486fa534e935d50be3fcc8206c86d2927c5a3"}}