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CVE-2026-77165

🗓️ 21 Sep 2026 15:25:33Reported by hackeroneType 
cve
 cve
🔗 web.nvd.nist.gov👁 39 Views

TYPE_TOKEN lock by other user leaves file permanently locked, no recovery outside database.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-77165
22 Sep 202612:15
–circl
cvelist
Cvelist
CVE-2026-77165
21 Sep 202615:25
–cvelist
euvd
EUVD
EUVD-2026-83973
21 Sep 202615:25
–euvd
nextcloud
Nextcloud
Write-share collaborator can place a TYPE_TOKEN lock that permanently denies the file owner
8 Oct 202615:56
–nextcloud
hackerone
Hacker One
Nextcloud: files_lock: a write-share collaborator can place a TYPE_TOKEN lock that permanently denies the file owner, survives share revocation and account delet
29 May 202621:54
–hackerone
nvd
NVD
CVE-2026-77165
21 Sep 202616:17
–nvd
osv
OSV
BIT-NEXTCLOUD-2026-77165
29 Sep 202608:51
–osv
osv
OSV
CGA-274C-874X-4472
29 Sep 202614:06
–osv
osv
OSV
CGA-5HMX-PQ29-9HGF
29 Sep 202612:08
–osv
osv
OSV
CGA-965H-FG32-4R24
29 Sep 202614:13
–osv
Rows per page
Vulners
[
  {
    "defaultStatus": "unaffected",
    "vendor": "Nextcloud",
    "product": "Server",
    "versions": [
      {
        "version": "32.0.0",
        "status": "affected",
        "lessThanOrEqual": "34.0.0",
        "versionType": "semver"
      }
    ]
  }
]

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22 Sep 2026 20:00Current
6.7Medium risk
Vulners AI Score6.7
CVSS 36.5
EPSS0.00415
SSVC
39