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TI-2026-33295 Aliases CVE-2026-45544

Nextcloud: Information Disclosure of view filter metdata via Broken Sensitive Data Masking in ViewService

Priority LOW 19CWE-1230Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

Nextcloud is an open source content collaboration platform. From version 0.8.0 to before version 1.0.4, the view filter criteria is exposed to users with read-only permissions in Nextcloud Tables. This issue has been patched in versions 1.0.4 and 2.0.0.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00222 12th percentileScored 2026-11-07
Fix Fixed security-advisories (nextcloud): 1.0.4

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
nextcloudsecurity-advisories0.8.0 to before 1.0.41.0.4Patch availableCNA
  • security-advisories Vendornextcloud Affected 0.8.0 to before 1.0.4 Fixed in 1.0.4 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:nextcloud:tables:*:*:*:*:*:nextcloud:*:*0.8.0 to before 1.0.4Vulnerablenextcloud
  • cpe:2.3:a:nextcloud:tables:*:*:*:*:*:nextcloud:*:* Versions 0.8.0 to before 1.0.4 Vulnerable ·nextcloud

Remediation

  • Fix · CNA security-advisories (nextcloud) Fixed in 1.0.4

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-45544

References

Patch 1

Advisory 1

Other 1

  • TI-2026-33296 Nextcloud: SQL Injection in Column Type Parameter Allows Arbitrary SQL Execution CVSS 3.1HIGH 8.2
  • TI-2026-33461 Nextcloud: Tables app allows limited SQLi in ORDER BY with malicious sort order argument for Table Views CVSS 3.1HIGH 7.1
  • TI-2024-35182 Nextcloud Tables has an Authorization Bypass Through User-Controlled Key in Tables CVSS 3.1MEDIUM 6.5
  • TI-2025-40962 Nextcloud Tables is missing an ownership check which allows moving columns into tables of other users CVSS 3.1MEDIUM 6.3
  • TI-2025-40935 Nextcloud Tables app share information not limited to relevant users CVSS 3.1MEDIUM 5.3
  • TI-2025-40964 Nextcloud Tables app allowed users to view columns metadata information of any table CVSS 3.1MEDIUM 4.3
See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences