CVE-2026-50127

mediumCVSS 5.9covered by 1 sourcefirst seen 2026-07-07

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.

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Exploitation outlook

Low exploitation risk0.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumGHSA-vmfc-9982-2m45: Weblate SSRF: outbound URL guard misses some private rangesghsa · 2026-07-07

External references

NVD record for CVE-2026-50127

CVE.org record

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