CVE-2026-77165
MEDIUM
6.5
CVSS Score
Published: September 21, 2026 at 03:25 PM UTC
Updated: September 22, 2026 at 08:11 PM UTC
1 product affected across 1 vendorNextcloud/server
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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.4%
SSVC
PoC
Description
File owners were unable to unlock TYPE_TOKEN locks placed by other users, leaving files permanently locked with no recovery path outside of the database.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Nextcloud/server· Nextcloudnextcloud-app
60%32.0.0 ≤ v ≤ 34.0.032.0.0
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
Source: cverecord
https://hackerone.com/reports/3770482SSVC — Action Prioritization
SSVCPoCNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
6.5MEDIUMhackerone
Vector?
Quick Info
StatusDEFERRED
CWE
CWE-284
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