CVE-2022-3440Network attack vector

Reflected XSS via unescaped widget URL attribute

Published Oct 31, 2022 · Updated May 6, 2025

Reflected XSS in Rock Convert before 2.11.0 allows remote attackers to execute script in a visitor's browser through a crafted URL. When a specific plugin widget renders, it copies an unsanitized and unescaped URL into an HTML attribute. A victim must open the crafted URL and the target page must contain the affected widget, enabling script execution in that browser context.

CVSS severity6.1
Medium
EPSS probability0.52%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in Rock Convert before 2.11.0 allows remote attackers to execute script in a visitor's browser through a crafted URL. When a specific plugin widget renders, it copies an unsanitized and unescaped URL into an HTML attribute. A victim must open the crafted URL and the target page must contain the affected widget, enabling script execution in that browser context.

The record

CVE
CVE-2022-3440
Published
Oct 31, 2022
Updated
May 6, 2025
Vendor
Rock Content
Product
Rock Convert
Classifications
CWE-79, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 31, 2022CVE publishedPublication date reported by the CVE source.
  2. May 6, 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=2.11.0 <2.11.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Rock Content · Rock Convertversion=2.11.0 <2.11.0

Published CVSS scores

6.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.1NIST NVDCVSS:3.1/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 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')
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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