CVE-2026-107798: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in banq jivejdon
Description
CVE-2026-107798 is a stored cross-site scripting (XSS) vulnerability in the banq jivejdon product. It affects versions from commit 595d8d22 through commit ee67a65e. The vulnerability arises from the default-enabled TextStyle filter that inserts unvalidated URLs into anchor href attributes, allowing authenticated attackers to post messages containing malicious javascript: links or malformed URLs. When other users interact with these links, JavaScript code can execute in their browsers. The CVSS 4.0 base score is 5.1, indicating a medium severity level.
CVSS v4.0
Score 5.1medium
Affected software
banq
jivejdon
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability in banq jivejdon is a stored cross-site scripting flaw caused by improper neutralization of input during web page generation. Specifically, the TextStyle filter inserts unvalidated URLs into anchor href attributes, enabling authenticated attackers to embed javascript: links or quote-breaking URLs in posted messages. This leads to execution of arbitrary JavaScript in the context of other users who view or interact with these links. The affected code spans from commit 595d8d22 through commit ee67a65e. No patch or remediation information is provided in the data.
Potential Impact
An authenticated attacker can exploit this vulnerability to execute arbitrary JavaScript in the browsers of other users who view or interact with maliciously crafted links in messages. This can lead to session hijacking, defacement, or other client-side attacks. The impact is limited by the requirement for attacker authentication and user interaction (click or hover).
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict posting permissions to trusted users and educate users to avoid clicking suspicious links. Monitor vendor channels for updates on patches or official mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-10-08T21:20:59.499Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ac8135c2cdf04f6563b0c7b
Added to database: 10/08/2026, 22:04:12 UTC
Last enriched: 10/08/2026, 22:19:26 UTC
Last updated: 10/09/2026, 18:57:32 UTC
Views: 25
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