cve.bz

CVE-2021-22877

6.5 mediumEPSS 1.7%

Medium (6.5). EPSS 1.7% chance of exploitation in the next 30 days.

A missing user check in Nextcloud prior to 20.0.6 inadvertently populates a user's own credentials for other users external storage configuration when not already configured yet.

Severity

CVSS 3.1

6.5 medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
EPSS
1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)
CWEs
CWE-862, CWE-284
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON