Responsive Column WidgetsWordPress extension · Michaeluno
CVE-2023-45762
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 · uneditedURL Redirection to Untrusted Site ('Open Redirect') vulnerability in Michael Uno (miunosoft) Responsive Column Widgets.This issue affects Responsive Column Widgets: from n/a through 1.2.7.
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 confidenceAn open redirect vulnerability exists in Responsive Column Widgets plugin where the application accepts a user-controlled URL parameter and redirects users to it without proper validation, allowing attackers to craft malicious URLs that appear to originate from the legitimate site.
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
Responsive Column WidgetsWordPress extension
<= 1.2.7CVSS 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
- None
CVSS:3.1/AV:N/AC:L/PR:N/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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Check plugin versionIn WordPress admin, go to Plugins > Installed Plugins > Responsive Column Widgets and look at the Version number. Alternatively, check the plugin's main PHP file header or readme.txt for the version string.Affected if The installed version is 1.2.7 or lower.
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Identify redirect-enabled parametersReview plugin source code for HTTP request parameters (GET/POST) that handle URL redirection, such as 'redirect', 'url', 'target', or 'dest' parameters. Look for PHP functions like wp_redirect(), wp_safe_redirect(), or header() calls.Affected if The plugin processes a user-supplied URL parameter and uses it in a redirect function without validation.
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Test for open redirect exposureIf a redirect parameter is found, craft a test request with an external domain (e.g., example.com) as the parameter value and observe if the application redirects to that external URL.Affected if The application redirects to the arbitrary domain specified in the parameter without validating it against an allowlist or restricting to internal URLs.
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Check for domain validation in redirect logicExamine the redirect handling code for validation functions that verify the redirect URL against trusted domains, such as wp_validate_redirect() or custom allowlist checks.Affected if No such validation exists, or the validation can be bypassed.
A user is affected if they have Responsive Column Widgets version 1.2.7 or lower installed AND the plugin exposes a redirect parameter that can be manipulated to send users to arbitrary external domains.
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 Responsive Column Widgets to the latest version which should include proper URL validation to ensure redirects only point to trusted domains. If no patch is available, implement server-side validation of redirect parameters against an allowlist of permitted domains.
Fix this in Responsive Column Widgets
Scoped from the published advisory
- Consultation1.0 h
- Implementation2.0 h
- Testing2.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,664.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-45762 — 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-2023-45762 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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- Version or environment caveats, and links to real fixes
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