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Fencer Vulns
medium 6.8

CVE-2019-17339 json

TIBCO Silver Fabric XSS vulerability

published 2020-08-11 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-7750

cvss
6.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 58%
public exploits
0
none known

Summary

The VirtualRouter component of TIBCO Software Inc.'s TIBCO Silver Fabric contains a vulnerability that theoretically allows an attacker to inject scripts via URLs. The attacker could theoretically social engineer an authenticated user into submitting the URL, thus executing the script on the affected system with the privileges of the user. Affected releases are TIBCO Software Inc.'s TIBCO Silver Fabric: versions 6.0.0 and below.

Exploit prediction

0.84% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N

Affected products

  • TIBCO Software Inc. TIBCO Silver Fabric

References

Sources

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.