CVE-2023-41167Network attack vector

Stored XSS via unsanitized rich-text rendering

Published Aug 25, 2023 · Updated Oct 2, 2024

Stored XSS in Webiny @webiny/react-rich-text-renderer before 5.37.2 allows remote authenticated users to run scripts in visitors' browsers. The renderer passes legacy Editor.js rich-text HTML to React's dangerouslySetInnerHTML without sanitizing content-manager input. Exploitation requires CMS content-manager access and a visitor to load the affected main or admin page, exposing that visitor's browser context.

CVSS severity4.8
Medium
EPSS probability0.39%
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 Webiny @webiny/react-rich-text-renderer before 5.37.2 allows remote authenticated users to run scripts in visitors' browsers. The renderer passes legacy Editor.js rich-text HTML to React's dangerouslySetInnerHTML without sanitizing content-manager input. Exploitation requires CMS content-manager access and a visitor to load the affected main or admin page, exposing that visitor's browser context.

The record

CVE
CVE-2023-41167
Published
Aug 25, 2023
Updated
Oct 2, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 25, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.8GitHub Advisory DatabaseCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/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 exploitUnconfirmed

Weakness, pattern, technique

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

Public exploit references

No public exploit references are available in this record.

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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