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Vulnerability record · CVE-2026-54418 · published 5 August 2026

CVE-2026-54418: Missing authorization vulnerability

Leantime through 3.6.2 exposes the JSON-RPC methods leantime.rpc.TwoFA.TwoFA.getSetupData, saveSecret, verifyAndEnable, and disable2FA, which act on a caller-supplied userId parameter with no ownership check, session pinning, or permission-attribute gate (unlike other RPC-exposed methods in the same dispatcher).

8.1 CVSS 3.1 High EPSS 0.35% · top 74.0% CWE-862 · Missing authorization Deferred
8.1CVSS 3.1 base score
0.35%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
28 Aug 2026Last modified by NVD

Description

Leantime through 3.6.2 exposes the JSON-RPC methods leantime.rpc.TwoFA.TwoFA.getSetupData, saveSecret, verifyAndEnable, and disable2FA, which act on a caller-supplied userId parameter with no ownership check, session pinning, or permission-attribute gate (unlike other RPC-exposed methods in the same dispatcher).

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

References

LinkTags
https://github.com/Leantime/leantime

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Source: NIST National Vulnerability Database (record CVE-2026-54418), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.