Cyber Resilience

CVE-2021-20735

Medium

Published: 22 June 2021

Published
22 June 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0064 71.0th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-20735 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Ec-Cube Delivery Slip Number. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 29.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Cross-site scripting vulnerability in ETUNA EC-CUBE plugins (Delivery slip number plugin (3.0 series) 1.0.10 and earlier, Delivery slip number csv bulk registration plugin (3.0 series) 1.0.8 and earlier, and Delivery slip number mail plugin (3.0 series) 1.0.8 and earlier) allows…

more

remote attackers to inject an arbitrary script by executing a specific operation on the management page of EC-CUBE.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

ec-cube
delivery slip number
≤ 1.0.10
ec-cube
delivery slip number csv bulk registration
≤ 1.0.8
ec-cube
delivery slip number mail
≤ 1.0.8

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References