CVE-2024-27988Network attack vector

Stored XSS via unsanitized shortcode attributes

Published Mar 21, 2024 · Updated Apr 28, 2026

Stored XSS in WEN Responsive Columns 1.3.2 and earlier allows remote authenticated users to inject scripts through shortcode attributes. The shortcode renderer includes user-controlled attributes in generated page output without sufficient input sanitization and output escaping. Contributor-level access is required to store the payload, and the script executes in the browser of a user who views the injected page.

CVSS severity6.5
Medium
EPSS probability0.31%
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 WEN Responsive Columns 1.3.2 and earlier allows remote authenticated users to inject scripts through shortcode attributes. The shortcode renderer includes user-controlled attributes in generated page output without sufficient input sanitization and output escaping. Contributor-level access is required to store the payload, and the script executes in the browser of a user who views the injected page.

The record

CVE
CVE-2024-27988
Published
Mar 21, 2024
Updated
Apr 28, 2026
Vendor
WEN Themes
Product
WEN Responsive Columns
Classifications
CWE-79, CAPEC-592, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 21, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 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=n/a <=1.3.2 changes=[{"at":"1.3.3","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

WEN Themes · WEN Responsive Columnsversion=n/a <=1.3.2 changes=[{"at":"1.3.3","status":"unaffected"}]

Published CVSS scores

6.5PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
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.

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

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

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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