CVE-2024-53779
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 · uneditedCross-Site Request Forgery (CSRF) vulnerability in 8bitkid Yahoo! WebPlayer yahoo-media-player allows Stored XSS.This issue affects Yahoo! WebPlayer: from n/a through <= 2.0.6.
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 confidenceCross-Site Request Forgery (CSRF) vulnerability in 8bitkid Yahoo! WebPlayer allows authenticated users to be tricked into submitting unintended requests that inject malicious scripts, resulting in Stored XSS. An attacker can exploit this by crafting a malicious link or page that forces a victim's browser to send a request to the vulnerable WebPlayer application, storing the XSS payload for subsequent victim execution.
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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Confirm Yahoo! WebPlayer installationLocate the WebPlayer application files or running process on the system. Check for directories or binaries named 'webplayer' or '8bitkid' or look for a running service on common web ports that serves the WebPlayer interface.Affected if The application is present and operational on the system.
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Verify authentication is requiredDetermine whether the WebPlayer application requires user authentication before allowing state-changing operations (such as submitting or storing content). Check the application's login mechanism and session management.Affected if The application allows unauthenticated state-changing requests, which would make CSRF impact different but the core XSS risk still applies to authenticated users.
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Identify stored input vectorsReview the WebPlayer application for features that accept user-supplied content and store it for later display to users. Examples include playlists, track metadata, comments, user profiles, or any field that persists data to a database and renders it back in HTML.Affected if The application stores user-supplied input that is later rendered without re-authentication, creating the storage point for XSS.
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Inspect for anti-CSRF tokensExamine the application's forms and API endpoints that perform state-changing operations. Check the HTML source or network requests for the presence of anti-CSRF tokens (unique per-session tokens in hidden fields or headers). Submit a test state-changing request without a token to see if it succeeds.Affected if State-changing operations lack anti-CSRF tokens or accept requests without token validation.
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Check input sanitization on stored contentSubmit a test payload containing script tags (e.g., <script>alert(1)</script>) through the identified input vectors. Retrieve the stored content and inspect whether the payload is rendered as raw HTML or properly escaped/sanitized.Affected if The submitted payload executes as JavaScript when viewed by another user, indicating stored XSS is present.
If Yahoo! WebPlayer is running, accepts authenticated user input that gets stored, lacks anti-CSRF tokens on state-changing operations, and does not sanitize stored content before rendering, the environment is vulnerable to CVE-2024-53779.
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 anti-CSRF tokens for state-changing operations and validate/sanitize all user-supplied input to prevent stored XSS execution. Ensure proper SameSite cookie attributes and origin validation.
- Consultation2.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $4,480.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-53779 — 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-2024-53779 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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