CVE-2026-1187Network attack vector

Stored XSS via unescaped shortcode filename

Published Feb 14, 2026 · Updated Feb 14, 2026

Stored XSS in TerraZoom ZoomifyWP Free 1.1 and earlier allows remote authenticated users to inject scripts through the zoomify shortcode. The shortcode handler inserts the user-controlled filename attribute into generated page markup without sufficient sanitization or output escaping. Contributor-level access is sufficient, and the stored script executes in the browser of any user who views the injected page.

CVSS severity6.4
Medium
EPSS probability0.26%
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 TerraZoom ZoomifyWP Free 1.1 and earlier allows remote authenticated users to inject scripts through the zoomify shortcode. The shortcode handler inserts the user-controlled filename attribute into generated page markup without sufficient sanitization or output escaping. Contributor-level access is sufficient, and the stored script executes in the browser of any user who views the injected page.

The record

CVE
CVE-2026-1187
Published
Feb 14, 2026
Updated
Feb 14, 2026
Vendor
TerraZoom
Product
ZoomifyWP Free
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 14, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 14, 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=* <=1.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

TerraZoom · ZoomifyWP Freeversion=* <=1.1

Published CVSS scores

6.4WordfenceCVSS:3.1/AV:N/AC:L/PR:L/UI:N/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.

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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
Privilegesauthenticated
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.

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Technologies

Your stack

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Your stack

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