CVE-2021-32652

Missing permission check on email metadata retrieval

MEDIUM
4.3
CVSS Score
Published: June 1, 2021 at 07:05 PM UTC
Updated: June 17, 2026 at 03:53 AM UTC
1 product affected across 1 vendorMail

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Severity
MEDIUM4.3
Exploit prediction
EPSS 1%

Description

Nextcloud Mail is a mail app for the Nextcloud platform. A missing permission check in Nextcloud Mail before 1.4.3 and 1.8.2 allows another authenticated users to access mail metadata of other users. Versions 1.4.3 and 1.8.2 contain patches for this vulnerability; no workarounds other than the patches are known to exist.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Mail· Nextcloudnextcloud-app
95%
v < 1.4.31.5.5 ≤ v < 1.8.2
Affected range stops below 1.4.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.8.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-284CWE-862

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