CVE-2026-107797

Jivejdon through 5.0 contains a reflected cross-site scripting vulnerability in application/message/postThread.jsp that allows attackers to inject script via the to and tag parameters. Attackers can send crafted links to authenticated users, breaking out of unencoded inline JavaScript string literals to execute arbitrary JavaScript in the victim's session.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/banq/jivejdon
https://github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/application/message/postThread.jsp#L54-L72
https://github.com/banq/jivejdon/issues/28
https://www.vulncheck.com/advisories/jivejdon-through-5.0-reflected-xss-via-postthread-jsp-to-and-tag-parameters