What is CVE-2020-11499?

CVE-2020-11499 is a medium-severity vulnerability in Firmware Analysis And Comparison Tool Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-04-02.

How severe is CVE-2020-11499?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Firmware Analysis And Comparison Tool Project

CVE-2020-11499

Firmware Analysis and Comparison Tool (FACT) 3 has Stored XSS when updating analysis details via a localhost web request, as demonstrated by mishandling of the tags and version fields in helperFunctions/mongo_task_conversion.py.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-04-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (47.5th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Firmware Analysis And Comparison Tool Project — versions 3.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/fkie-cad/FACT_core/issues/375 (Exploit, Patch, Third Party Advisory)
github.com/fkie-cad/FACT_core/pull/376 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-11499?: CVE-2020-11499 is a medium-severity vulnerability in Firmware Analysis And Comparison Tool Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-04-02.
How severe is CVE-2020-11499?: Medium severity. CVSS v3 base score is 6.1 out of 10.