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GHSA-vmfc-9982-2m45

MediumCVSS 5.9 / 10
Published Jul 7, 2026·Last modified Jul 8, 2026
Affected Components(1)
PyPI logoweblate
5.15.0 – 2026.6.0
Description

Impact

Weblate's VCS_RESTRICT_PRIVATE did not properly account for some transitional IPv6 ranges, multicast addresses, or some semi-private IPv4 ranges, which allowed some addresses to bypass private range restrictions.

Patches

  • https://github.com/WeblateOrg/weblate/pull/19768

Resources

The issue was reported by @tonghuaroot via GitHub, and the same user also provided the initial patch.

Risk Scores
Base Score
5.9

The vulnerability can be exploited over the network without needing physical access. It is difficult for an attacker to exploit this vulnerability and may require special conditions. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the confidentiality of the information.

Threat Intelligence
5.4

Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.

EPSS
0.29%

The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.

Exploit
Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

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