CVE-2026-85021

MEDIUM 4.3

langgenius dify Splash Layout splash.tsx router.replace cross site scripting

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was determined in langgenius dify 1.13.0. Affected is the function router.replace of the file web/app/(shareLayout)/components/splash.tsx of the component Splash Layout. This manipulation of the argument redirect_url causes cross site scripting. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-79 CWE-94
Vendor	langgenius
Product	dify
Published	Sep 3, 2026
Last Updated	Sep 3, 2026

Stay Ahead of the Next One

Get instant alerts for langgenius dify

Be the first to know when new medium vulnerabilities affecting langgenius dify are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

langgenius / dify

1.13.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/398288 vuldb.com: https://vuldb.com/vuln/398288/cti vuldb.com: https://vuldb.com/cve/CVE-2026-85021 vuldb.com: https://vuldb.com/submit/880601 huntr.com: https://huntr.com/bounties/8ff349b3-db5f-4b56-9ccf-a19abd96e30f github.com: https://github.com/langgenius/dify/security/advisories/GHSA-7qgm-pqv4-668x gist.github.com: https://gist.github.com/TrebledJ/0e8466e5c39a6fb7dca8a3acdfbe2ddc#file-cvd_dify_vuln1_20260705-md github.com: https://github.com/langgenius/dify/

Credits

🔍 trebledj (VulDB User) VulDB CNA Team