CVE-2026-45544

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

MEDIUM
4.3
CVSS Score
Published: June 1, 2026 at 05:03 PM UTC
Updated: July 22, 2026 at 08:27 AM UTC
1 product affected across 1 vendorTables

Using security-advisories by nextcloud?

Get instant alerts when new vulnerabilities affect security-advisories - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Tables· Nextcloudnextcloud-app
95%
0.8.0 ≤ v < 1.0.4
Affected range stops below 1.0.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

x_refsource_CONFIRMMitigationVendor Advisory
Source: cverecord
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vvxm-6jjp-m9mp
x_refsource_MISCIssue TrackingPatch
Source: cverecord
https://github.com/nextcloud/tables/pull/2312
x_refsource_MISCPermissions Required
Source: cverecord
https://hackerone.com/reports/3483753

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-1230

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card