CVE-2025-23831Network attack vector

Contributor-level script execution via undisclosed DOM injection

Published Jan 16, 2025 · Updated May 11, 2026

DOM-based XSS in mobstac QR Code Generator 1.2.6 and earlier allows remote authenticated users to execute script in a visitor's browser. Public advisories do not disclose the affected endpoint, parameter, JavaScript sink, or operation that fails to neutralize input. Contributor-level access is required to supply the payload, and successful exploitation requires another user to view the affected output.

CVSS severity6.5
Medium
EPSS probability0.37%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

DOM-based XSS in mobstac QR Code Generator 1.2.6 and earlier allows remote authenticated users to execute script in a visitor's browser. Public advisories do not disclose the affected endpoint, parameter, JavaScript sink, or operation that fails to neutralize input. Contributor-level access is required to supply the payload, and successful exploitation requires another user to view the affected output.

The record

CVE
CVE-2025-23831
Published
Jan 16, 2025
Updated
May 11, 2026
Vendor
Uniqode
Product
QR Code Generator
Classifications
CWE-79, CAPEC-588, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 16, 2025CVE publishedPublication date reported by the CVE source.
  2. May 11, 2026Record 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 <=1.2.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Uniqode · QR Code Generatorversion=0 <=1.2.6

Published CVSS scores

6.5PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

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')
CAPEC-588DOM-Based 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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