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Vulnerability record · CVE-2026-47202 · published 26 May 2026

CVE-2026-47202: Improper authentication vulnerability

Kavita is a cross platform reading server. Prior to 0.9.0.2, an Improper Token validation flaw permits a remote and unauthenticated threat actor to request a JWT for any user including admins given knowledge of their username. This vulnerability is fixed in 0.9.0.2.

9.3 CVSS 4.0 Critical EPSS 0.22% · top 88.4% CWE-287 · Improper authenticationCWE-345 · Insufficient verification of data authenticity Deferred
9.3CVSS 4.0 base score
0.22%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
24 Jul 2026Last modified by NVD

Description

Kavita is a cross platform reading server. Prior to 0.9.0.2, an Improper Token validation flaw permits a remote and unauthenticated threat actor to request a JWT for any user including admins given knowledge of their username. This vulnerability is fixed in 0.9.0.2.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/Kareadita/Kavita/releases/tag/v0.9.0.2
https://github.com/Kareadita/Kavita/security/advisories/GHSA-m2v3-fcjh-hm22

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-47202), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.