What is CVE-2022-36783?

CVE-2022-36783 is a medium-severity vulnerability in Algosec Fireflow, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2022-10-25.

How severe is CVE-2022-36783?

Medium severity. CVSS v3 base score is 6.5 out of 10.

XSS in Algosec Fireflow

CVE-2022-36783

AlgoSec – FireFlow Reflected Cross-Site-Scripting (RXSS) A malicious user injects JavaScript code into a parameter called IntersectudRule on the search/result.html page. The malicious user changes the request from POST to GET and sends the URL to another user (victim). JavaScript code is executed on the browser of the other user.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-10-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.004 (30.8th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Algosec Fireflow
Algosec Fireflow A32.0 — versions A32.0.580-277
Algosec Fireflow A32.10 — versions A32.10.410-212
Algosec Fireflow A32.20 — versions A32.20.230-35

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.gov.il/en/Departments/faq/cve_advisories (Third Party Advisory)

Frequently asked questions

What is CVE-2022-36783?: CVE-2022-36783 is a medium-severity vulnerability in Algosec Fireflow, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2022-10-25.
How severe is CVE-2022-36783?: Medium severity. CVSS v3 base score is 6.5 out of 10.