CVE-2024-4882
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 · uneditedThe user may be redirected to an arbitrary site in Sitefinity 15.1.8321.0 and previous versions.
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 in Sitefinity CMS allows attackers to craft malicious URLs that redirect users to arbitrary external websites. This occurs due to insufficient validation of redirect parameters in version 15.1.8321.0 and prior versions.
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
- Authentication
- X
- User interaction
- P
- Scope
- X
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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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Determine Sitefinity CMS versionLocate the Telerik.Sitefinity.dll assembly in the web application's bin directory, right-click and view Properties > Details to find the File Version. Alternatively, log into the Sitefinity backend and navigate to Administration > Settings > Version to view the installed version.Affected if The displayed version is 15.1.8321.0 or any version prior to it (e.g., 15.1.x, 15.0.x, 14.x)
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Identify redirect-enabled endpointsSearch the application source code and configuration files for patterns involving 'redirect', 'returnUrl', 'url', or 'redirectUrl' query parameters. Review MVC routes and controllers that handle redirection logic.Affected if The application uses redirect parameters that accept user-supplied URLs without strict validation against an allowlist of trusted domains.
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Test for open redirect vulnerabilityCraft a test URL using the identified redirect parameter: append ?redirect=http://example.com or ?returnUrl=http://example.com to a known Sitefinity page endpoint, then observe if the browser redirects to the external domain.Affected if The application redirects to the specified external domain instead of blocking the request or only allowing internal page redirects.
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Review web.config redirect settingsOpen the web.config file in the Sitefinity root directory and examine the URL routing or any custom redirect modules configured. Check for settings under system.webServer that control URL redirection behavior.Affected if Redirect parameters are processed without whitelist validation or domain restrictions.
The environment is affected if Sitefinity CMS version is 15.1.8321.0 or prior AND the application exposes redirect parameters that accept external URLs without domain validation.
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 dataUpgrade to a patched Sitefinity version when available, and implement strict validation of redirect parameters to ensure only trusted destinations are allowed.
- Consultation2.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-4882 — 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-2024-4882 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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