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CVE-2026-123484 crocoblock jetformbuilder: Cross-site Scripting

7.1 highEPSS 0.2%Fix available

High (7.1) in crocoblock jetformbuilder. EPSS 0.2% estimated probability of exploitation activity in the next 30 days.

On this page
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Crocoblock JetFormBuilder jetformbuilder allows DOM-Based XSS.This issue affects JetFormBuilder: from n/a through 3.6.8.

Severity

CVSS 3.1

7.1 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS
0.2% estimated probability of exploitation activity in the next 30 days; 9th percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
CISA's assessment (SSVC)
Exploitation: none · Automatable: no · Technical impact: partial, assessed 2026-11-09. From CISA's Vulnrichment in the CVE List: whether it is exploited, whether exploiting it can be automated, and how much control it gives.
CWE
CWE-79 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting)
OWASP Top 10
A05:2025 Injection
Published
Modified
NVD analysis
Deferred: the NVD does not plan to analyze it
Record from
the NVD, synced

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Affected

Versions

From the CNA's record in the CVE List.

ProductAffected
Crocoblock JetFormBuilderthrough 3.6.8

Fixed in

ProductFixed in
Crocoblock JetFormBuilder3.6.8.1

Fix and patched versions

  • Crocoblock JetFormBuilder: fixed in 3.6.8.1

Attack patterns (CAPEC)

  • CAPEC-63 Cross-Site Scripting (XSS) Likelihood: High · Severity: Very High
  • CAPEC-85 AJAX Footprinting Likelihood: High · Severity: Low
  • CAPEC-209 XSS Using MIME Type Mismatch Severity: Medium
  • CAPEC-588 DOM-Based XSS Likelihood: High · Severity: Very High
  • CAPEC-591 Reflected XSS Likelihood: High · Severity: Very High
  • CAPEC-592 Stored XSS Likelihood: High · Severity: Very High

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

References

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