XSS in Kanboard
CVE-2023-32685
Kanboard is project management software that focuses on the Kanban methodology. Due to improper handling of elements under the `contentEditable` element, maliciously crafted clipboard content can inject arbitrary HTML tags into the DOM. A low-privileged attacker with permission to attach a document on a vulnerable Kanboard instance can trick the victim into pasting malicious screenshot data and achieve cross-site scripting if CSP is improperly configured. This issue has been patched in version 1.2.29.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.005 (40.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Kanboard — versions < 1.2.29
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-32685?
- CVE-2023-32685 is a medium-severity vulnerability in Kanboard, classified under Cross-site Scripting. CVSS score: 4.4/10. Published 2023-05-30.
- How severe is CVE-2023-32685?
- Medium severity. CVSS v3 base score is 4.4 out of 10.