CVE-2023-7259Public exploitNetwork attack vector

Administrator-gated script injection via username parameter

Published May 24, 2024 · Updated Aug 2, 2024

Cross-site scripting in ZZDevelop Lenosp 20230831 allows remote authenticated users to inject browser scripts through the Adduser page. The page processes script markup supplied in the username parameter without neutralizing it before web-page generation. Administrative privileges and user interaction are required, and the vendor disputes that the reported behavior constitutes a security issue.

CVSS severity5.1
Medium
EPSS probability0.34%
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 ZZDevelop Lenosp 20230831 allows remote authenticated users to inject browser scripts through the Adduser page. The page processes script markup supplied in the username parameter without neutralizing it before web-page generation. Administrative privileges and user interaction are required, and the vendor disputes that the reported behavior constitutes a security issue.

The record

CVE
CVE-2023-7259
Published
May 24, 2024
Updated
Aug 2, 2024
Vendor
ZZDevelop
Product
Lenosp
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. May 24, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 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?

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

  1. Affected versionversion=20230831

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

ZZDevelop · Lenospversion=20230831

Published CVSS scores

5.1VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
3.3VulDBAV:N/AC:L/Au:M/C:N/I:P/A:N
2.4VulDBCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/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.

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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')
T1059.007JavaScript/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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