CVE-2024-11850Public exploitNetwork attack vector

Stored XSS via unsanitized SVG Markdown

Published Mar 20, 2025 · Updated Mar 20, 2025

Stored XSS in LangGenius Dify through the latest reported version allows remote authenticated users to execute JavaScript in an admin's browser. The chatbot's SVG Markdown support stores attacker-supplied SVG without sufficient validation or sanitization and renders the embedded script. A user able to submit chatbot content gains code execution only when an administrator views it, exposing browser-accessible credentials.

CVSS severity7.7
High
EPSS probability0.43%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in LangGenius Dify through the latest reported version allows remote authenticated users to execute JavaScript in an admin's browser. The chatbot's SVG Markdown support stores attacker-supplied SVG without sufficient validation or sanitization and renders the embedded script. A user able to submit chatbot content gains code execution only when an administrator views it, exposing browser-accessible credentials.

The record

CVE
CVE-2024-11850
Published
Mar 20, 2025
Updated
Mar 20, 2025
Vendor
LangGenius
Product
Dify
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 20, 2025CVE publishedPublication date reported by the CVE source.
  2. Mar 20, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified <=latest

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

LangGenius · Difyversion=unspecified <=latest

Published CVSS scores

5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
7.7huntr.devCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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