CVE-2025-49912Network attack vector

Administrator-level stored script execution

Published Oct 22, 2025 · Updated Oct 22, 2025

Stored XSS in I13 Web Solution Email Subscription Popup 1.2.26 and earlier allows remote authenticated users to inject scripts. Neither the CNA record nor Patchstack identifies the affected setting, request parameter, or deficient input-handling operation. Administrator access and user interaction are required; injected scripts execute when a visitor opens affected site content.

CVSS severity5.9
Medium
EPSS probability0.27%
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 I13 Web Solution Email Subscription Popup 1.2.26 and earlier allows remote authenticated users to inject scripts. Neither the CNA record nor Patchstack identifies the affected setting, request parameter, or deficient input-handling operation. Administrator access and user interaction are required; injected scripts execute when a visitor opens affected site content.

The record

CVE
CVE-2025-49912
Published
Oct 22, 2025
Updated
Oct 22, 2025
Vendor
I13 Web Solution
Product
Email Subscription Popup
Classifications
CWE-79, CAPEC-592, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Oct 22, 2025CVE publishedPublication date reported by the CVE source.
  2. Oct 22, 2025Record 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=n/a <=<= 1.2.26 changes=[{"at":"1.2.27","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

I13 Web Solution · Email Subscription Popupversion=n/a <=<= 1.2.26 changes=[{"at":"1.2.27","status":"unaffected"}]

Published CVSS scores

5.9CISA-ADPCVSS:3.1/AV:N/AC:L/PR:H/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
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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