CVE-2026-45267 — MEDIUM (6.5)

Vulnerability Description

Nextcloud is an open source content collaboration platform. Prior to version 5.2.6, a missing permissions check allowed users to request reading form submissions of other users. This issue has been patched in version 5.2.6.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-200 CWE-862

References

FAQ

What is CVE-2026-45267?

CVE-2026-45267 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Nextcloud is an open source content collaboration platform. Prior to version 5.2.6, a missing permissions check allowed users to request reading form submissions of other users. This issue has been pa...

How severe is CVE-2026-45267?

CVE-2026-45267 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-45267?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.