XSS in Banq Jivejdon
CVE-2026-107801
Jivejdon through 5.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to execute JavaScript by uploading attachments with an attacker-supplied Content-Type. Attackers can upload a file declared as text/html, which UploadShowAction serves inline, and share its link to run JavaScript on the application's origin for viewing users.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/banq/jivejdon/issues/28 (issue-tracking)
- github.com/banq/jivejdon (product)
- github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/src/main… (technical-description)
- github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/src/main… (technical-description)
- www.vulncheck.com/advisories/jivejdon-through-5.0-stored-xss-via-attachment-upl… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-107801?
- CVE-2026-107801 is a medium-severity vulnerability in Banq Jivejdon, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-10-08.
- How severe is CVE-2026-107801?
- Medium severity. CVSS v3 base score is 5.4 out of 10.