CVE-2026-115730
lowi18next-http-backend 4.0.2 contains an incomplete fix in interpolateUrl() that allows attackers to redirect translation requests by supplying an ns value start…
i18next-http-backend 4.0.2 contains an incomplete fix in interpolateUrl() that allows attackers to redirect translation requests by supplying an ns value starting with a slash. Attackers controlling the namespace value can form a protocol-relative URL in loadPath or addPath templates to load attacker-hosted translations, enabling UI content injection and cross-site scripting.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/i18next/i18next-http-backend/commit/042c3d4e4e9d73b2ae3aa76b22cb45d48f1... disclosure@vulncheck.com
- https://github.com/i18next/i18next-http-backend/security/advisories/GHSA-9jhj-wvmw-cfx5 disclosure@vulncheck.com
- https://github.com/i18next/i18next-http-backend/security/advisories/GHSA-xvq9-wjp8-hwqf disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/i18next-http-backend-4.0.2-protocol-relative-url-inje... disclosure@vulncheck.com
- https://github.com/i18next/i18next-http-backend/security/advisories/GHSA-9jhj-wvmw-cfx5 134c704f-9b21-4f2e-91b3-4a467353bcc0