CVE-2026-57398
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 · uneditedImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WebCodingPlace Real Estate Manager Pro real-estate-manager-pro allows Reflected XSS.This issue affects Real Estate Manager Pro: from n/a through <= 12.8.3.
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 · moderate confidenceA reflected Cross-site Scripting (XSS) vulnerability exists in the WebCodingPlace Real Estate Manager Pro WordPress plugin (versions up to 12.8.3). The vulnerability allows attackers to inject malicious JavaScript scripts through unsanitized user input that gets reflected back in the web page without proper output encoding.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS 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
- None
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
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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Check the installed Real Estate Manager Pro versionIn WordPress admin, go to Plugins > Installed Plugins and find Real Estate Manager Pro, or inspect the plugin main file header for the Version: fieldAffected if The version listed is 12.8.3 or lower
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Compare version against affected rangeCompare your installed version number to the affected range (versions up to and including 12.8.3)Affected if Your installed version is 12.8.3 or any version lower than 12.8.3
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Identify reflected user input parametersTest any search, filter, or form submission features in the plugin by submitting special characters (< > " ') in input fields and examining if they appear unencoded in the subsequent HTTP responseAffected if User input is reflected in the response without HTML encoding (raw < > " characters appear in the page source)
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Inspect HTTP response headers and contentUse browser developer tools or a proxy to capture a response after submitting user input through the plugin; view the page source to check if input is properly escapedAffected if The submitted payload is rendered literally in the HTML output without being escaped to < > " etc.
You are affected if Real Estate Manager Pro version 12.8.3 or lower is installed AND user-supplied input is reflected in plugin pages without proper HTML encoding.
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 dataUpdate to the latest patched version of Real Estate Manager Pro when available. Until a patch is released, implement web application firewall (WAF) rules to filter malicious XSS payloads and ensure all user inputs are properly sanitized and escaped before output.
- Consultation2.0 h
- Implementation4.0 h
- Testing2.0 h
- Review / QA1.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2026-57398 — 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-2026-57398 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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