CVE-2026-107206
LMCache authentication bypass
- Published7 Oct 2026
Description
LMCache through 0.5.5 contains a missing authentication vulnerability in the multiprocess mode HTTP server that allows remote unauthenticated attackers to access management endpoints listening on all interfaces by default. Attackers can read environment credentials via GET /env and configuration via GET /config, clear caches, delete cache objects, and modify tenant quotas to evict other tenants' cached data.
CVSS 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:HRemediation
No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.
References
- https://github.com/LMCache/LMCache
- https://github.com/LMCache/LMCache/blob/v0.5.5/lmcache/v1/internal_api_server/common/env_api.py#L13
- https://github.com/LMCache/LMCache/blob/v0.5.5/lmcache/v1/multiprocess/config.py#L206
- https://github.com/LMCache/LMCache/blob/v0.5.5/lmcache/v1/multiprocess/http_apis/quota_api.py#L138-L155
- https://github.com/LMCache/LMCache/issues/5511
- https://www.vulncheck.com/advisories/lmcache-through-0.5.5-missing-authentication-in-mp-http-server-management-api
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2026-107206 being actively exploited?
CVE-2026-107206 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.58%.
How severe is CVE-2026-107206?
CVE-2026-107206 has a CVSS 3.1 base score of 9.4, rated critical. EPSS estimates a 0.58% probability of exploitation.
How do I fix CVE-2026-107206?
Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2026-107206 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.