CVE-2020-23754

9.6 CRITICAL 2% exploit odds No fix listed XSS Web app

What it is

Cross Site Scripting (XSS) vulnerability in infusions/member_poll_panel/poll_admin.php in PHP-Fusion 9.03.50, allows attackers to execute arbitrary code, via the polls feature.

At a glance

Exploitability: Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
Exploit odds: 1.6% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2020-08-13 00:00 UTC ReservedThe CVE id was reserved by its CNA
2021-11-02 18:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 03:04 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 1.6% in the next 30 days (EPSS).
Severity: 9.6 CRITICAL (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2021-11-02 18:15 UTC
Last modified: 2026-06-17 03:04 UTC
Exploit probability: 1.6% · EPSS, next 30 days
Weakness: CWE-79 · Cross-site scripting
Record status: Modified

Affected

php-fusion Phpfusion 9.03.50

Attack profile CVSS 3.1 · 9.6

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required
Scope: Changed
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

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References

NVD record · CVE.org record