Access Control Flaw in Public Link Sharing for Affected Product by Vendor
CVE-2026-77171

3.5LOW

Key Information:

Vendor

Nextcloud
Status
Collectives
Vendor
CVE Published:
27 October 2026

What is CVE-2026-77171?

A significant access control flaw exists in the ability to share public links, which allows recipients to create unauthorized pages. This vulnerability underscores the need for stricter access control measures to prevent misuse and ensure the integrity of the application's content.

Affected Version(s)

Collectives 4.0.0

References

https://hackerone.com/reports/3533697

CVSS V3.0

Score:
3.5
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

_dha (yoyomiski)
.