CVE-2022-37330Network attack vector

Stored script execution via insufficient input sanitization

Published Sep 23, 2022 · Updated Apr 28, 2026

Stored cross-site scripting in Web Help Agency WHA Crossword 1.1.10 and earlier allows remote authenticated users to inject scripts into pages. Published sources attribute the flaw to insufficient input sanitization and output escaping but do not identify the affected handler or input field. Contributor-level access is required, and the payload executes when another user opens an injected page, enabling actions and data access in that user’s browser session.

CVSS severity5.4
Medium
EPSS probability0.47%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in Web Help Agency WHA Crossword 1.1.10 and earlier allows remote authenticated users to inject scripts into pages. Published sources attribute the flaw to insufficient input sanitization and output escaping but do not identify the affected handler or input field. Contributor-level access is required, and the payload executes when another user opens an injected page, enabling actions and data access in that user’s browser session.

The record

CVE
CVE-2022-37330
Published
Sep 23, 2022
Updated
Apr 28, 2026
Vendor
Web Help Agency
Product
WHA Crossword
Classifications
CWE-79, T1189
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 23, 2022CVE 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=<= 1.1.10 <=1.1.10

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Web Help Agency · WHA Crosswordversion=<= 1.1.10 <=1.1.10

Published CVSS scores

5.4PatchstackCVSS: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 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')
T1189Drive-by Compromise

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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