XSS in Tibco Webfocus Client

CVE-2021-35493

The WebFOCUS Reporting Server and WebFOCUS Client components of TIBCO Software Inc.'s TIBCO WebFOCUS Client, TIBCO WebFOCUS Installer, and TIBCO WebFOCUS Reporting Server contain easily exploitable Stored and Reflected Cross Site Scripting (XSS) vulnerabilities that allow a low privileged attacker to social engineer a legitimate user with network access to execute scripts targeting the affected system or the victim's local system. A successful attack using this vulnerability requires human interaction from a person other than the attacker. Affected releases are TIBCO Software Inc.'s TIBCO WebFOCUS Client: versions 8207.27.0 and below, TIBCO WebFOCUS Installer: versions 8207.27.0 and below, and TIBCO WebFOCUS Reporting Server: versions 8207.27.0 and below.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (45.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-35493?
CVE-2021-35493 is a critical-severity vulnerability in Tibco Webfocus Client, classified under Cross-site Scripting. CVSS score: 9.0/10. Published 2021-09-14.
How severe is CVE-2021-35493?
Critical severity. CVSS v3 base score is 9.0 out of 10.