CVE-2022-0145Network attack vector

Stored script execution via unsanitized extension descriptions

Published Mar 24, 2022 · Updated Aug 2, 2024

Stored XSS in the Extensions backend of Fork CMS before 5.11.1 allows remote authenticated users to run script in an administrator's browser. The module and theme XML parsers copy description markup from info.xml into detail pages without removing executable tags. Exploitation requires backend access to upload an extension and a user to view its detail page, exposing that user's browser session data and actions.

CVSS severity6.8
Medium
EPSS probability0.68%
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 the Extensions backend of Fork CMS before 5.11.1 allows remote authenticated users to run script in an administrator's browser. The module and theme XML parsers copy description markup from info.xml into detail pages without removing executable tags. Exploitation requires backend access to upload an extension and a user to view its detail page, exposing that user's browser session data and actions.

The record

CVE
CVE-2022-0145
Published
Mar 24, 2022
Updated
Aug 2, 2024
Vendor
Fork CMS
Product
Fork CMS
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 24, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record 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=unspecified <5.11.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Fork CMS · Fork CMSversion=unspecified <5.11.1

Published CVSS scores

6.8huntr.dev CNACVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
5.4GitHub Advisory DatabaseCVSS:3.1/AV:N/AC:L/PR:L/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 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')
T1203Exploitation for Client Execution

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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