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CVE-2026-77166

🗓️ 21 Sep 2026 15:25:33Reported by hackeroneType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

Improper input validation in emoji field of page emoji update endpoint breaks sidebar layout.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-77166
21 Sep 202615:25
cve
euvd
EUVD
EUVD-2026-83972
21 Sep 202615:25
euvd
hackerone
Hacker One
Nextcloud: Improper input validation in emoji field leads to sidebar UI denial of service
12 Mar 202608:39
hackerone
nvd
NVD
CVE-2026-77166
21 Sep 202616:17
nvd
vulnrichment
Vulnrichment
CVE-2026-77166
21 Sep 202615:25
vulnrichment
[
  {
    "defaultStatus": "unaffected",
    "vendor": "Nextcloud",
    "product": "Collectives",
    "versions": [
      {
        "version": "3.2.1",
        "status": "affected",
        "lessThanOrEqual": "3.5.0",
        "versionType": "semver"
      }
    ]
  }
]

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