What is CVE-2022-0428?

CVE-2022-0428 is a medium-severity vulnerability in Keywordrush Content Egg, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-05-02.

How severe is CVE-2022-0428?

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

Is CVE-2022-0428 known to be exploited?

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

XSS in Keywordrush Content Egg

CVE-2022-0428

The Content Egg WordPress plugin before 5.3.0 does not sanitise and escape the page parameter before outputting back in an attribute in the Autoblogging admin dashboard, leading to a Reflected Cross-Site Scripting

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-05-02 · 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: 0.008 (54.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

Keywordrush Content Egg
Content Egg — versions 5.3.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

wpscan.com/vulnerability/071a2f69-9cd6-42a8-a56c-264a589784ab (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-0428?: CVE-2022-0428 is a medium-severity vulnerability in Keywordrush Content Egg, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-05-02.
How severe is CVE-2022-0428?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2022-0428 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.