CVE-2025-23934

Stored script execution through undisclosed input handling

Published Jan 16, 2025 · Updated May 11, 2026

Stored XSS in Giveaways and Contests by PromoSimple 1.24 and earlier allows attackers to execute scripts in visitors' browsers. The published advisory does not identify the affected parameter, code path, or missing encoding operation that lets stored input reach a rendered page. Required privileges remain undisclosed, and execution occurs only when a separate user views the stored content in a script-enabled browser.

CVSS severityUnavailable
Unscored
EPSS probability0.23%
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 Giveaways and Contests by PromoSimple 1.24 and earlier allows attackers to execute scripts in visitors' browsers. The published advisory does not identify the affected parameter, code path, or missing encoding operation that lets stored input reach a rendered page. Required privileges remain undisclosed, and execution occurs only when a separate user views the stored content in a script-enabled browser.

The record

CVE
CVE-2025-23934
Published
Jan 16, 2025
Updated
May 11, 2026
Vendor
Sam Brodie
Product
Giveaways and Contests by PromoSimple
Classifications
CWE-79, CAPEC-592, T1059.007
Attack vector
Unavailable
Privileges
Unavailable

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 <=1.24

What conditions does exploitation require?

Attack vectorUnavailable in this record.
Required privilegesUnavailable in this record.

What is affected?

Sam Brodie · Giveaways and Contests by PromoSimpleversion=0 <=1.24

Published CVSS scores

No CVSS assessment is available in this record.

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)
VectorUnavailable
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1059.007JavaScript/JScript

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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