CVE-2026-26370Network attack vector

Browser script execution via undisclosed input handling

Published Feb 20, 2026 · Updated Feb 20, 2026

Cross-site scripting in AYS Pro Survey Maker 5.1.7.7 and earlier allows remote attackers to execute scripts in a user's browser. The published references do not identify the affected input, rendering path, or sanitization failure that permits untrusted content to reach browser output. Exploitation requires user interaction with the affected page, and the reported consequence is script execution in that user's browser.

CVSS severity5.1
Medium
EPSS probability0.19%
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 AYS Pro Survey Maker 5.1.7.7 and earlier allows remote attackers to execute scripts in a user's browser. The published references do not identify the affected input, rendering path, or sanitization failure that permits untrusted content to reach browser output. Exploitation requires user interaction with the affected page, and the reported consequence is script execution in that user's browser.

The record

CVE
CVE-2026-26370
Published
Feb 20, 2026
Updated
Feb 20, 2026
Vendor
AYS Pro Plugins
Product
Survey Maker
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 20, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 20, 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=5.1.7.7 and prior

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

AYS Pro Plugins · Survey Makerversion=5.1.7.7 and prior

Published CVSS scores

5.1JPCERT/CCCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
6.1JPCERT/CCCVSS:3.0/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')
T1059.007Command and Scripting Interpreter: JavaScript/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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