CVE-2023-6719
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 · uneditedAn XSS vulnerability has been detected in Repox, which allows an attacker to compromise interactions between a user and the vulnerable application, and can be exploited by a third party by sending a specially crafted JavaScript payload to a user, and thus gain full control of their session.
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 cross-site scripting (XSS) vulnerability exists in Repox that allows attackers to inject malicious JavaScript payloads through unsanitized user inputs. Successful exploitation enables session hijacking, giving attackers full control over victim user sessions.
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= 2.3.7CVSS 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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Verify Repox installationLocate the Repox installation directory or check for a running Repox service. Common paths include /opt/repox, /usr/share/repox, or check running processes for 'repox' or port 8080/8888 if the web interface runs on a specific port.Affected if Repox software is not found on the system, the CVE is not applicable.
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Confirm installed versionCheck the Repox version by examining version files (VERSION, version.txt, or similar in the installation directory), the about page in the web interface, or by querying the application directly.Affected if The installed version is exactly 2.3.7, indicating the affected version.
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Identify web interface accessibilityAccess the Repox web interface via HTTP/HTTPS on the configured port (commonly 8080 or configured port). Verify the application handles user-supplied data through web forms or URL parameters.Affected if The web interface is exposed and accepts user input, creating the attack surface for XSS.
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Inspect user input handlingExamine the web application's source code or test web forms (search fields, user profile inputs, configuration parameters) by submitting test input to observe how data is rendered back.Affected if User inputs are reflected in the HTML response without visible sanitization or encoding, confirming the vulnerability condition.
A system is affected if Europeana Repox version 2.3.7 is installed with its web interface accessible and handling user input without proper output 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 dataImplement context-aware output encoding/escaping for all user-supplied data before rendering in HTML, combined with input validation and Content Security Policy (CSP) headers to prevent script execution.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2023-6719 — 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-2023-6719 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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