XSS in Brainstormforce Elementor - Header\, Footer \& Blocks Template
CVE-2021-24256
The “Elementor – Header, Footer & Blocks Template” WordPress Plugin before 1.5.8 has two widgets that are vulnerable to stored Cross-Site Scripting (XSS) by lower-privileged users such as contributors, all via a similar method.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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: 0.006 (46.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Brainstormforce Elementor - Header\, Footer \& Blocks Template
- Elementor – Header, Footer & Blocks Template — versions 1.5.8
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wordfence.com/blog/2021/04/recent-patches-rock-the-elementor-ecosystem/ (Third Party Advisory)
- wpscan.com/vulnerability/a9412fed-aed3-4931-a504-1a86f876892e (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-24256?
- CVE-2021-24256 is a medium-severity vulnerability in Brainstormforce Elementor - Header\, Footer \& Blocks Template, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-05-05.
- How severe is CVE-2021-24256?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-24256 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.