What is CVE-2022-3021?

CVE-2022-3021 is a medium-severity vulnerability in Diywebmastery Slickr Flickr, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2022-09-19.

How severe is CVE-2022-3021?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Is CVE-2022-3021 known to be exploited?

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

XSS in Diywebmastery Slickr Flickr

CVE-2022-3021

The Slickr Flickr WordPress plugin through 2.8.1 does not sanitise and escape its settings, allowing high privilege users such as admin to perform cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (41.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Diywebmastery Slickr_flickr
Unknown Slickr Flickr — versions 2.8.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

contact@wpscan.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-3021?: CVE-2022-3021 is a medium-severity vulnerability in Diywebmastery Slickr Flickr, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2022-09-19.
How severe is CVE-2022-3021?: Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2022-3021 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.