CVE-2026-107797 — Jivejdon through 5.0 contains a reflected cross-site scripting vulnerability in application/message/postThread.jsp that allows attackers to inject …
Description
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.
CVSS v4.0 base metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XMedium severity
Band computed from the CVSS base score, not the source's own label — so it means the same thing across every feed.
AV
Network
Attack Vector
AC
Low
Attack Complexity
AT
None
Attack Requirements
PR
None
Privileges Required
UI
Passive
User Interaction
VC
Low
Confidentiality (Vulnerable System)
VI
Low
Integrity (Vulnerable System)
VA
None
Availability (Vulnerable System)
SC
Low
Confidentiality (Subsequent System)
SI
Low
Integrity (Subsequent System)
SA
None
Availability (Subsequent System)
References
- advisory[email protected]https://github.com/banq/jivejdon
- advisory[email protected]https://github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/application/message/postThread.jsp#L54-L72
- advisory[email protected]https://github.com/banq/jivejdon/issues/28
- advisory[email protected]https://www.vulncheck.com/advisories/jivejdon-through-5.0-reflected-xss-via-postthread-jsp-to-and-tag-parameters
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