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CVE-2026-50127 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

Weblate is a web based localization tool. From version 5.15 to before version 2026.6, 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. This issue has been patched in version 2026.6.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:L

CNA: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/WeblateOrg/weblate/pull/19768	[email protected]	Source CodeVendor
https://github.com/WeblateOrg/weblate/releases/tag/weblate-2026.6	[email protected]	Release NotesVendor
https://github.com/WeblateOrg/weblate/security/advisories/GHSA-vmfc-9982-2m45	[email protected]	AdvisoryRemedyVendor

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-918	Server-Side Request Forgery (SSRF)	[email protected]

Affected Products

Product	Versions
Weblate	>= 5.15, < 2026.6
CPE cpe:2.3:a:weblate:weblate:::::::: Remediation Upgrade: 2026.6moderate efforthttps://github.com/WeblateOrg/weblate/releases/tag/weblate-2026.6

Change History

3 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Jun 10, 2026	New CVE Received	[email protected]