CVE-2020-10254

MEDIUM

owncloud < 10.4.0 - Unauthenticated Authentication Bypass via Image Preview

Title source: llm

An issue was discovered in ownCloud before 10.4. An attacker can bypass authentication on a password-protected image by displaying its preview.

Core 3

Core References

Product, Release Notes x_refsource_misc

Exploit, Third Party Advisory x_refsource_misc

Vendor Advisory x_refsource_confirm

CVSS v3 5.9

EPSS 0.0032

EPSS Percentile 55.0%

Attack Vector NETWORK

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

CWE

CWE-287

Status published

Products (1)

owncloud/owncloud < 10.4.0

Published Feb 19, 2021

Tracked Since Feb 18, 2026