Vulnerability · Published Sep 3, 2026 · Assigned by VulDB
CVE-2026-85022langgenius dify WebApp Sign-In mail-and-password-auth.tsx router.replace cross site scripting
Low 3.5
In plain English
A low-severity cross-site scripting in dify from langgenius. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Official description
A vulnerability was identified in langgenius dify 1.13.0. Affected by this vulnerability is the function router.replace of the file web/app/(shareLayout)/webapp-signin/components/mail-and-password-auth.tsx of the component WebApp Sign-In. Such manipulation of the argument redirect_url leads to cross site scripting. The attack may be performed from remote. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| langgenius | dify | 1.13.0 |
Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C
References
- VDB-398289 | langgenius dify WebApp Sign-In mail-and-password-auth.tsx router.replace cross site scripting vdb-entry, technical-description
- VDB-398289 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-85022 | CVE Analysis and Report third-party-advisory
- Submit #880602 | langgenius dify 1.13.0 DOM-Based XSS, Open Redirect third-party-advisory
- https://huntr.com/bounties/184a858e-05b2-4a06-bb32-2d77cbc363fe related
- https://github.com/langgenius/dify/security/advisories/GHSA-7vhm-2r2w-hgg4 broken-link
- https://gist.github.com/TrebledJ/0e8466e5c39a6fb7dca8a3acdfbe2ddc#file-cvd_dify_vuln2_20260705-md exploit
- https://github.com/langgenius/dify/ product