What is CVE-2023-44770?

CVE-2023-44770 is a medium-severity vulnerability in Tribalsystems Zenario, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-10-06.

How severe is CVE-2023-44770?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2023-44770 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Tribalsystems Zenario

CVE-2023-44770

A Cross-Site Scripting (XSS) vulnerability in Zenario CMS v.9.4.59197 allows an attacker to execute arbitrary code via a crafted script to the Organizer - Spare alias.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-10-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (44.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.0% 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

Tribalsystems Zenario — versions 9.4.59197

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

github.com/sromanhu/ZenarioCMS--Reflected-XSS---Organizer-Alias/blob/main/READM… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-44770?: CVE-2023-44770 is a medium-severity vulnerability in Tribalsystems Zenario, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-10-06.
How severe is CVE-2023-44770?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2023-44770 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.