HanTul/Kotaemon-CVE-2025-56526-56527-disclosure

HanTul/Kotaemon-CVE-2025-56526-56527-disclosure

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Public disclosure for CVE-2025-56526 and CVE-2025-56527 — Stored XSS via unsanitized PDF content rendering and plaintext credential exposure in Kotaemon 0.11.0. Includes full technical analysis, PoC, impact assessment, and responsible disclosure timeline.
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CVE History

CVEPublishedCVSS v3CVSS v2
CVE-2025-56526↗
6.1 MEDIUM—

Cross site scripting (XSS) vulnerability in Kotaemon 0.11.0 allowing attackers to execute arbitrary code via a crafted PDF.

CVE-2025-56527↗
7.5 HIGH—

Plaintext password storage in Kotaemon 0.11.0 in the client's localStorage.