CVE-2026-21889

HIGH
2026-01-14 [email protected] GHSA-3g2f-4rjg-9385
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
Patch Released
Jan 23, 2026 - 14:49 nvd
Patch available
CVE Published
Jan 14, 2026 - 17:16 nvd
HIGH 7.5

Tags

Authentication Bypass Weblate Suse

Description

Weblate is a web based localization tool. Prior to 5.15.2, the screenshot images were served directly by the HTTP server without proper access control. This could allow an unauthenticated user to access screenshots after guessing their filename. This vulnerability is fixed in 5.15.2.

Analysis

Weblate versions prior to 5.15.2 expose screenshot images through the web server without authentication controls, enabling unauthenticated attackers to retrieve sensitive screenshots by predicting their filenames. This improper access control flaw affects all users whose screenshot content should be restricted. …

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Remediation

Within 7 days: Identify all affected systems and apply vendor patches promptly. Vendor patch is available.

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Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +38
POC: 0

Vendor Status

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CVE-2026-21889 vulnerability details – vuln.today
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