CVE-2020-29456
6.1 · MEDIUMOverview
CVE-2020-29456 is a medium-severity vulnerability affecting papermerge papermerge. It was published on December 2, 2020 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Multiple cross-site scripting (XSS) vulnerabilities in Papermerge before 1.5.2 allow remote attackers to inject arbitrary web script or HTML via the rename, tag, upload, or create folder function. The payload can be in a folder, a tag, or a document's filename. If email consumption is configured in Papermerge, a malicious document can be sent by email and is automatically uploaded into the Papermerge web application. Therefore, no authentication is required to exploit XSS if email consumption is configured. Otherwise authentication is required.
Remediation
Check the references section for vendor advisories and patches from papermerge. Update papermerge to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| papermerge | papermerge | >= 0, < 1.5.2 | Affected |
Frequently Asked Questions
What is CVE-2020-29456?
CVE-2020-29456 is a medium-severity vulnerability affecting papermerge papermerge. It was published on December 2, 2020 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
How severe is CVE-2020-29456?
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-29456?
Check the references section for vendor advisories and patches from papermerge. Update papermerge to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-29456?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-29456 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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