XSS in Incsub Hummingbird

CVE-2022-0994

The Hummingbird WordPress plugin before 3.3.2 does not sanitise and escape the Config Name, which could allow 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: 0.028 (84.7th 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

  • Incsub Hummingbird
  • Unknown Hummingbird – Optimize Speed, Enable Cache, Minify Css & Defer Critical Js — versions 3.3.2

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-0994?
CVE-2022-0994 is a medium-severity vulnerability in Incsub Hummingbird, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2022-04-18.
How severe is CVE-2022-0994?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2022-0994 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.