CVE-2026-21889

LOW CVSS 4.0: 2.3 EPSS 0.34%
Updated Jan 14, 2026
Weblateorg
Parameter Value
CVSS 2.3 (LOW)
Fixed In 5.15.2
Type CWE-284 (Improper Access Control)
Vendor Weblateorg
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0

Vulnerable Products

weblateorg:weblate