The server in Dundas BI through 8.0.0.1001 allows XSS via an HTML label when creating or editing a dashboard.

published 2020-11-10 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-20867

cvss: 5.4; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits: 0; none known

Exploit prediction

0.55% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

mattschmidt.net https://mattschmidt.net/2020/11/10/dundas-persistent-xss/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	3.5	AV:N/AC:M/Au:S/C:N/I:P/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

mattschmidt.net /2020/11/10/dundas-persistent-xss/
exploit, third-party-advisory

Sources

CVE List CVE-2020-28408
NVD CVE-2020-28408

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary