Vulnerability · Published Oct 8, 2026 · Assigned by VulnCheck

CVE-2026-107798Jivejdon through commit ee67a65e Stored XSS via Markdown Links in TextStyle Rendering Filter

Medium 5.4

In plain English

A medium-severity cross-site scripting in jivejdon from banq. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.2%top 88.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

jivejdon from commit 595d8d22 through commit ee67a65e contains a stored cross-site scripting vulnerability in the default-enabled TextStyle filter that inserts unvalidated URLs into anchor href attributes. Authenticated attackers can post messages with javascript: links or quote-breaking URLs to execute JavaScript when other users click or hover over rendered links.

Affected products (as reported)

Vendor	Product	Versions
banq	jivejdon	595d8d227fcdedf6f3b73540dd9f5d12dab399fe – through ee67a65e65228644a71c8317d7e34deea50f95ef

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References

GitHub Issue #28 issue-tracking
https://github.com/banq/jivejdon product
https://github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/src/main/java/com/jdon/jivejdon/domain/model/message/output/html/TextStyle.java#L242-L243 technical-description
VulnCheck Advisory: Jivejdon through commit ee67a65e Stored XSS via Markdown Links in TextStyle Rendering Filter third-party-advisory