CVE-2024-52509

Name: CVE-2024-52509
Creator: NVD / NIST
Published: 2024-11-15T18:15:29.28+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.7/10EPSS 0.50%

Last modified Jun 17, 2026

CVE-2024-52509 is a medium-severity vulnerability rated 5.7/10 on the CVSS scale. Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. The Nextcloud mail app incorrectly allowed attaching shared files without download permissions as attachments. EPSS estimates a 0.50% chance of exploitation in the next 30 days.

Description

Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. The Nextcloud mail app incorrectly allowed attaching shared files without download permissions as attachments. This allowed users to send them the files to themselves and then downloading it from their mail clients. It is recommended that the Nextcloud Mail is upgraded to 2.2.10, 3.6.2 or 3.7.2.

Metrics

CVSS 3.1

5.7/10

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

EPSS Probability

0.50%

39.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Nextcloud	Mail	>= 2.2.0, < 2.2.10
Nextcloud	Mail	>= 3.6.0, < 3.6.2
Nextcloud	Mail	>= 3.7.0, < 3.7.2

References

https://github.com/nextcloud/mail/commit/8d44f1ce44684022aa4e62a3e0462fdadcde6c8bPatch
https://github.com/nextcloud/mail/pull/9592Patch
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-pwpp-fvcr-w862Patch, Vendor Advisory
https://hackerone.com/reports/1878255Issue Tracking

Timeline

Published: Nov 15, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-52509?

How severe is CVE-2024-52509?

CVE-2024-52509 has a CVSS score of 5.7/10 (MEDIUM severity). The EPSS model estimates a 0.50% probability of exploitation in the next 30 days.

How do I fix CVE-2024-52509?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-52509?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST