CVE-2022-4790Public exploitNetwork attack vector

Stored XSS via unescaped shortcode autoplay attribute

Published Jan 23, 2023 · Updated Apr 2, 2025

Stored XSS in Auto Publish for Google My Business before 3.4 allows remote authenticated users to execute JavaScript in a viewer's browser. The gmb-review shortcode emits an attacker-controlled autoplay value into review markup without validation or output escaping. Contributor access, a connected Google Business account, a selected location, and a user viewing the crafted content are required for script execution.

CVSS severity5.4
Medium
EPSS probability0.47%
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 Auto Publish for Google My Business before 3.4 allows remote authenticated users to execute JavaScript in a viewer's browser. The gmb-review shortcode emits an attacker-controlled autoplay value into review markup without validation or output escaping. Contributor access, a connected Google Business account, a selected location, and a user viewing the crafted content are required for script execution.

The record

CVE
CVE-2022-4790
Published
Jan 23, 2023
Updated
Apr 2, 2025
Vendor
Northern Beaches Websites
Product
Auto Publish for Google My Business
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 23, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 2, 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 <3.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Northern Beaches Websites · Auto Publish for Google My Businessversion=0 <3.4

Published CVSS scores

5.4CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
5.4NVDCVSS:3.1/AV:N/AC:L/PR:L/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 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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