CVE-2023-0513Public exploitNetwork attack vector

Authenticated cross-site scripting via undisclosed input handling

Published Jan 26, 2023 · Updated Aug 2, 2024

Cross-site scripting in Dreamer CMS 4.0.0 through 4.0.1 allows remote authenticated users to alter rendered page content. The public record does not identify the affected endpoint, parameter, or whether the application stores or reflects the untrusted input. Exploitation requires authenticated access and user interaction; published evidence supports page-content modification but no availability impact.

CVSS severity5.4
Medium
EPSS probability0.71%
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 Dreamer CMS 4.0.0 through 4.0.1 allows remote authenticated users to alter rendered page content. The public record does not identify the affected endpoint, parameter, or whether the application stores or reflects the untrusted input. Exploitation requires authenticated access and user interaction; published evidence supports page-content modification but no availability impact.

The record

CVE
CVE-2023-0513
Published
Jan 26, 2023
Updated
Aug 2, 2024
Vendor
Dreamer CMS Project
Product
Dreamer CMS
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 26, 2023CVE 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

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=4.0.0
  2. Affected versionversion=4.0.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Dreamer CMS Project · Dreamer CMSversion=4.0.0; version=4.0.1

Published CVSS scores

3.5VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
4.0VulDBAV:N/AC:L/Au:S/C:N/I:P/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')
T1059.007Command 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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