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Vulnerability record · CVE-2024-38277 · published 18 June 2024

CVE-2024-38277: Moodle inadequate encryption strength vulnerability

Moodle · Moodle

A unique key should be generated for a user's QR login key and their auto-login key, so the same key cannot be used interchangeably between the two.

5.4 CVSS 3.1 Medium EPSS 0.24% · top 86.1% CWE-324 · CWE-324CWE-326 · Inadequate encryption strength
5.4CVSS 3.1 base score
0.24%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

A unique key should be generated for a user's QR login key and their auto-login key, so the same key cannot be used interchangeably between the two.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://lists.fedoraproject.org/archives/list/[email protected]/message/F7AZYR7EXV6E5SQE2GYTNQE3N Mailing List
https://lists.fedoraproject.org/archives/list/[email protected]/message/GHTIX55J4Q4LEOMLNEA4OZSWV Mailing List
https://moodle.org/mod/forum/discuss.php?d=459502 Vendor Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/F7AZYR7EXV6E5SQE2GYTNQE3N Mailing List
https://lists.fedoraproject.org/archives/list/[email protected]/message/GHTIX55J4Q4LEOMLNEA4OZSWV Mailing List
https://moodle.org/mod/forum/discuss.php?d=459502 Vendor Advisory

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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-2024-38277), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.