What is CVE-2022-45849?

CVE-2022-45849 is a medium-severity vulnerability in Colorlib Activello Theme, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-04-16.

How severe is CVE-2022-45849?

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

Is CVE-2022-45849 known to be exploited?

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

XSS in Colorlib Activello Theme

CVE-2022-45849

Auth. (subscriber+) Reflected Cross-Site Scripting (XSS) vulnerability in Silkalns Activello theme <= 1.4.4 versions.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-04-16 · 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: 0.005 (38.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

patchstack.com/database/vulnerability/activello/wordpress-activello-theme-1-4-4… (Exploit, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2022-45849?: CVE-2022-45849 is a medium-severity vulnerability in Colorlib Activello Theme, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-04-16.
How severe is CVE-2022-45849?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2022-45849 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.