CVE-2022-3391Public exploitNetwork attack vector

Stored XSS via unescaped App ID setting

Published Oct 25, 2022 · Updated May 9, 2025

Stored XSS in Websima Creative Agency Retain Live Chat 0.1 and earlier allows remote authenticated users to inject scripts via plugin settings. The Retain App ID setting stores administrator-supplied markup without sanitizing it and emits the value without output escaping. Administrator-level access is required, and the script runs when another user opens an affected page, enabling actions in that user's browser context.

CVSS severity4.8
Medium
EPSS probability0.59%
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 Websima Creative Agency Retain Live Chat 0.1 and earlier allows remote authenticated users to inject scripts via plugin settings. The Retain App ID setting stores administrator-supplied markup without sanitizing it and emits the value without output escaping. Administrator-level access is required, and the script runs when another user opens an affected page, enabling actions in that user's browser context.

The record

CVE
CVE-2022-3391
Published
Oct 25, 2022
Updated
May 9, 2025
Vendor
Websima Creative Agency
Product
Retain Live Chat
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Oct 25, 2022CVE publishedPublication date reported by the CVE source.
  2. May 9, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=0.1 <=0.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Websima Creative Agency · Retain Live Chatversion=0.1 <=0.1

Published CVSS scores

4.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
4.8NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
5.5WordfenceCVSS:3.1/AV:N/AC:L/PR:H/UI:N/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

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

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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