Auth bypass in Jetlinks Community
CVE-2026-110110
JetLinks Community through 2.10.0 contains a missing authorization vulnerability that allows users with only query access to enable or disable any alarm configuration. Because the AlarmConfigController _enable and _disable endpoints lack the save action annotation, attackers can toggle alarms by id to silence alerts for monitored devices.
Vulnerability class: Broken Access Control
Published .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/jetlinks-community-transparent-codec-save-aut… (third-party-advisory)
- github.com/jetlinks/jetlinks-community/blob/60ecc9f65d96acfd38da8daecdb0062fc72… (technical-description)
- github.com/hs-web/hsweb-framework/blob/5.0.1/hsweb-authorization/hsweb-authoriz… (technical-description)
- github.com/jetlinks/jetlinks-community (product)
- www.vulncheck.com/advisories/jetlinks-community-through-2.10.0-missing-authoriz… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-110110?
- CVE-2026-110110 is a medium-severity vulnerability in Jetlinks Community, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-10-13.
- How severe is CVE-2026-110110?
- Medium severity. CVSS v3 base score is 4.3 out of 10.