Weblate has improper validation upon invitation acceptance
Impact
It was possible to accept an invitation opened by a different Weblate user.
Patches
Workarounds
Users should avoid leaving Weblate sessions with an unattended opened invitation.
References
Thanks to Nahid0x for responsibly disclosing this vulnerability to Weblate.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | weblate | < 5.15 | 5.15 |
References
- https://github.com/WeblateOrg/weblate/security/advisories/GHSA-m6hq-f4w9-qrjj
- https://nvd.nist.gov/vuln/detail/CVE-2025-64725
- https://github.com/WeblateOrg/weblate/pull/16913
- https://github.com/WeblateOrg/weblate/commit/02e904675f0608a6bbfbf9466eeccd9d022591e9
- https://github.com/WeblateOrg/weblate
- https://github.com/WeblateOrg/weblate/releases/tag/weblate-5.15
- https://pypi.org/project/weblate
- https://github.com/advisories/GHSA-m6hq-f4w9-qrjj
- CVSS 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- Weakness (CWE)
CWE-286- Platform
- Python (PyPI)
- Package
weblate- Disclosed
- 15.12.2025
- Updated
- 11.10.2026 15:17
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-2042 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-m6hq-f4w9-qrjj - CC BY 4.0
Vulnerability history: weblate
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 36
- First → latest
- 03.2017 08.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 6
- Medium 22
- Low 7
Disclosures per year
- 2017: 1
- 2018: 0
- 2019: 0
- 2020: 0
- 2021: 0
- 2022: 1
- 2023: 0
- 2024: 1
- 2025: 12
- 2026: 21
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Weblate has improper validation upon invitation acceptance this entry
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