CVE-2023-47759Network attack vector

Browser script execution via undisclosed input handling

Published Nov 22, 2023 · Updated Apr 29, 2026

Cross-site scripting in Premio Chaty 3.1.2 and earlier allows remote authenticated users to execute script in site visitors' browsers. The CVE record and Patchstack advisory do not disclose the affected input, code locus, or precise neutralization failure. Administrator privileges are required to initiate the injection, and successful exploitation requires a privileged user to visit or submit crafted content.

CVSS severity5.9
Medium
EPSS probability0.40%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in Premio Chaty 3.1.2 and earlier allows remote authenticated users to execute script in site visitors' browsers. The CVE record and Patchstack advisory do not disclose the affected input, code locus, or precise neutralization failure. Administrator privileges are required to initiate the injection, and successful exploitation requires a privileged user to visit or submit crafted content.

The record

CVE
CVE-2023-47759
Published
Nov 22, 2023
Updated
Apr 29, 2026
Vendor
Premio
Product
Chaty
Classifications
CWE-79, CAPEC-592, T1203
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Nov 22, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 29, 2026Record 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=0 <=3.1.2 changes=[{"at":"3.1.3","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Premio · Chatyversion=0 <=3.1.2 changes=[{"at":"3.1.3","status":"unaffected"}]

Published CVSS scores

5.9PatchstackCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
4.8NVDCVSS: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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1203Exploitation for Client Execution

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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