XSS in Papermerge
CVE-2020-29456
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.016 (74.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.papermerge.com/ (Product)
- github.com/ciur/papermerge/issues/228 (Third Party Advisory)
- github.com/ciur/papermerge/releases/tag/v1.5.2 (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2020-29456?
- CVE-2020-29456 is a medium-severity vulnerability in Papermerge, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-12-02.
- How severe is CVE-2020-29456?
- Medium severity. CVSS v3 base score is 6.1 out of 10.