What is CVE-2020-14424?

CVE-2020-14424 is a medium-severity vulnerability in Cacti, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-11-14.

How severe is CVE-2020-14424?

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

Is CVE-2020-14424 known to be exploited?

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

XSS in Cacti

CVE-2020-14424

Cacti before 1.2.18 allows remote attackers to trigger XSS via template import for the midwinter theme.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-11-14 · 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: 0.016 (74.8th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: -0.000

Affected products

Cacti

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
github.com/Cacti/cacti/pull/4261 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-14424?: CVE-2020-14424 is a medium-severity vulnerability in Cacti, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-11-14.
How severe is CVE-2020-14424?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-14424 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.