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Vulnerability record · CVE-2026-71206 · published 5 August 2026

CVE-2026-71206: Insufficient session expiration vulnerability

Shiori's CheckToken function (internal/domains/auth.go) validates only the JWT's HMAC signature and returns the embedded claims.Account object unmodified, never re-fetching the account from the database. No session store or token-revocation mechanism exists in the codebase.

8.3 CVSS 3.1 High EPSS 0.37% · top 71.3% CWE-613 · Insufficient session expiration Deferred
8.3CVSS 3.1 base score
0.37%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
26 Aug 2026Last modified by NVD

Description

Shiori's CheckToken function (internal/domains/auth.go) validates only the JWT's HMAC signature and returns the embedded claims.Account object unmodified, never re-fetching the account from the database. No session store or token-revocation mechanism exists in the codebase.

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

References

LinkTags
https://github.com/go-shiori/shiori

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Source: NIST National Vulnerability Database (record CVE-2026-71206), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.