CVE-2025-64725 Weblate has improper validation upon invitation acceptance

Low 1.0 Published Updated

Attackers can accept invitations opened by other users, potentially gaining unauthorized access to projects or accounts.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2025-64725?

CVE-2025-64725 is a low-severity vulnerability in WeblateOrg weblate, published on 15 Dec 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Weblate is a web based localization tool. In versions prior to 5.15, it was possible to accept an invitation opened by a different user. Version 5.15. contains a patch. As a workaround, avoid leaving one's Weblate sessions with an invitation opened unattended.

Weakness: CWE-286

Which versions are affected by CVE-2025-64725?

3 open source packages ship an affected version, including weblate and Weblate. It affects 1 product.

PackageAffectedFixed in
weblate PyPIAll versions5.15
weblate PyPIAll versions5.15
Weblate PyPIAll versions5.15

Products include Weblate Weblate.

How do I fix CVE-2025-64725?

Upgrade weblate to 5.15 or later.

Is CVE-2025-64725 being exploited?

There is no known exploitation of CVE-2025-64725 in the wild and no public exploit code.

Sources

Also known as GHSA-m6hq-f4w9-qrjj, PYSEC-2026-2042.

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