CVE-2026-85022
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.
What this means for your business
- An attacker can use it remotely, over a network, with an ordinary user login, but only after tricking someone into an action such as opening a file or a link.
- FIRST's prediction model gives it a 0.3% chance of attack attempts being seen in the next 30 days, ranking above 19% of all known flaws.
What to do
- 1Ask your IT team or provider whether any of your systems use the affected product.
- 2If you do, follow the vendor's guidance. No patch reference has been published yet.
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Scoring
- CVSS
- 3.5 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N- CVSS v4
- 2.0
- Weakness
- CWE-79
- Assigned by
- cna@vuldb.com
Dates
- Published
- 2026-09-03
- Last modified
- 2026-09-03
- Sources
- NVD
References
- https://gist.github.com/TrebledJ/0e8466e5c39a6fb7dca8a3acdfbe2ddc#file-cvd_dify_vuln2_20260705-md
- https://github.com/langgenius/dify/
- https://github.com/langgenius/dify/security/advisories/GHSA-7vhm-2r2w-hgg4
- https://huntr.com/bounties/184a858e-05b2-4a06-bb32-2d77cbc363fe
- https://vuldb.com/cve/CVE-2026-85022
- https://vuldb.com/submit/880602
- https://vuldb.com/vuln/398289
- https://vuldb.com/vuln/398289/cti