CVE-2025-58653Network attack vector

Contributor-level stored XSS via unescaped shortcode content

Published Sep 22, 2025 · Updated Sep 22, 2025

Stored XSS in JS Morisset JSM file_get_contents() Shortcode 2.7.1 and earlier allows remote authenticated users to store scripts via shortcode content. The shortcode handler accepts contributor-supplied page content without sufficient input sanitization and renders it without output escaping. Contributor-level access is sufficient, and injected scripts execute in the browsers of users who view an affected page.

CVSS severity6.5
Medium
EPSS probability0.21%
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 JS Morisset JSM file_get_contents() Shortcode 2.7.1 and earlier allows remote authenticated users to store scripts via shortcode content. The shortcode handler accepts contributor-supplied page content without sufficient input sanitization and renders it without output escaping. Contributor-level access is sufficient, and injected scripts execute in the browsers of users who view an affected page.

The record

CVE
CVE-2025-58653
Published
Sep 22, 2025
Updated
Sep 22, 2025
Vendor
Surnia Ulula
Product
JSM file_get_contents() Shortcode
Classifications
CWE-79, CAPEC-592, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 22, 2025CVE publishedPublication date reported by the CVE source.
  2. Sep 22, 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?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=2.7.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Surnia Ulula · JSM file_get_contents() Shortcodeversion=n/a <=2.7.1

Published CVSS scores

6.4WordfenceCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
6.5PatchstackCVSS:3.1/AV:N/AC:L/PR:L/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 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
T1059.007JavaScript/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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