CVE-2025-29526Network attack vector

JavaScript execution via unsanitized SearchTerm processing

Published Apr 23, 2025 · Updated Apr 23, 2025

DOM-based XSS in Q4 Inc Investor Relations Platform 5.147.1.2 allows remote attackers to execute JavaScript via SearchTerm. The client-side search code processes SearchTerm from a crafted URL without sanitizing or encoding it before inserting it into the page. Exploitation requires a victim to visit the crafted URL, after which the script runs in the victim’s browser context and can access session data or alter displayed content.

CVSS severity6.1
Medium
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

DOM-based XSS in Q4 Inc Investor Relations Platform 5.147.1.2 allows remote attackers to execute JavaScript via SearchTerm. The client-side search code processes SearchTerm from a crafted URL without sanitizing or encoding it before inserting it into the page. Exploitation requires a victim to visit the crafted URL, after which the script runs in the victim’s browser context and can access session data or alter displayed content.

The record

CVE
CVE-2025-29526
Published
Apr 23, 2025
Updated
Apr 23, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 23, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 23, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

6.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
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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