CVE-2026-63239

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CVSS 3.1

5.4 medium

EPSS

<1%p2

Published

Jul 29, 2026 (Jul 29, 2026)

Modified

Jul 30, 2026

Description

A hard-coded AWS IAM credentials vulnerability in Koollab LMS allowed an attacker to access shared multi-tenant S3 buckets and SQS queues, exposing sensitive data and enabling malicious content injection, job manipulation, or email interception.

Weakness: CWE-798
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.1%)

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