CVE-2022-4226: unknown simple basic contact form Cross-site Scripting
Vulnerability summary
CVE-2022-4226 is a medium (CVSS 5.5) Cross-site Scripting vulnerability in unknown simple basic contact form. EPSS estimates a 0.54% chance of exploitation in the next 30 days, higher than 44.4% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 20221201.
Timeline
- 26-12-2022PublishedVulnerability first disclosed.
- 14-04-2025Last modifiedVulnerability information updated.
Description
The Simple Basic Contact Form WordPress plugin before 20221201 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
CVSS metrics
3 scores · 3 sources · 1 version- CVE.orgCNA4.8MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:NDiffers
- NVDNIST4.8MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.54%
Chance of exploitation in the next 30 days
Percentile
44%
Versus all other CVEs
30-day change
+0.01 pp
From 0.53% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (wpscan.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Unknown1 product
- simple basic contact form< 20221201
Wordpress1 product
- simple-basic-contact-form≤ 20220207 (fixed in 20221201)
Wpkube1 product
- simple_basic_contact_form< 20221201
3 vendors · 3 products
References
2 links- wpscan.com/vulnerability/c5ca22e0-b7a5-468d-8366-1855ff33851bExploitVDB EntryTechnical DescriptionThird Party Advisory