CVE-2022-39027
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedU-Office Force Forum function has insufficient filtering for special characters. A remote attacker with general user privilege can inject JavaScript and perform XSS (Stored Cross-Site Scripting) attack.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceU-Office Force Forum function fails to properly sanitize user-supplied input, allowing injection of malicious JavaScript through special characters. This stored XSS persists in the application and executes when other users view the compromised forum content. The vulnerability requires only general user privileges, making it easily exploitable.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data<= 20.50.7821dCVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- Low
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify U Office Force versionAccess the application admin panel or system information page to locate the installed version number of Edetw U Office Force. This is typically found under Help > About, System Settings, or a version info endpoint.Affected if The installed version is 20.50.7821d or any earlier version.
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Confirm Forum module is accessibleLog in with a standard user account (non-admin) and verify access to the Forum function. Navigate to the Forum section and confirm the ability to create or edit posts.Affected if The Forum module is enabled and accessible to general users.
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Inspect forum post content for suspicious payloadsQuery the forum posts database table or use the application interface to view recent submissions. Look for common XSS patterns such as <script>, javascript:, onerror=, onload=, <img src=x onerror>, or encoded variants.Affected if Forum posts contain unsanitized HTML tags, script elements, or event handler attributes that would execute in a browser.
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Review application logs for XSS indicatorsCheck web server logs, application logs, or WAF logs for patterns indicating XSS probe attempts in Forum-related requests. Search for terms like <script, alert(, javascript:, or URL-encoded XSS vectors.Affected if Logs show XSS payloads being submitted to Forum endpoints without being blocked or sanitized.
You are affected if your installed U Office Force version is 20.50.7821d or lower AND the Forum module is enabled for general users, particularly if unsanitized content or XSS probes are found in forum posts or logs.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataImplement output encoding and input validation for all user-supplied content in the Forum function, using context-aware sanitization (e.g., HTML encoding for displayed text) and Content Security Policy headers to mitigate XSS execution.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-39027 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2022-39027 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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