What is CVE-2025-64725?

CVE-2025-64725 is a critical-severity vulnerability in Weblate, classified under CWE-286. CVSS score: 9.8/10. Published 2025-12-15.

How severe is CVE-2025-64725?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Weblate

CVE-2025-64725

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.

Published 2025-12-15 · last modified 2026-10-07.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (27.1th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weblate
Weblateorg Weblate — versions < 5.15

Weakness classification (CWE)

CWE-286

References

github.com/WeblateOrg/weblate/security/advisories/GHSA-m6hq-f4w9-qrjj (Vendor Advisory)
github.com/WeblateOrg/weblate/pull/16913 (Issue Tracking)
github.com/WeblateOrg/weblate/commit/02e904675f0608a6bbfbf9466eeccd9d022591e9 (Patch)
github.com/WeblateOrg/weblate/releases/tag/weblate-5.15 (Release Notes)

Frequently asked questions

What is CVE-2025-64725?: CVE-2025-64725 is a critical-severity vulnerability in Weblate, classified under CWE-286. CVSS score: 9.8/10. Published 2025-12-15.
How severe is CVE-2025-64725?: Critical severity. CVSS v3 base score is 9.8 out of 10.