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Fencer Intel
medium 4.8

CVE-2021-33561 json

Cross-site scripting in Shopizer

published 5y ago modified 4mo ago also GHSA-rcp4-jm2v-mr3f , EUVD-2021-1395

cvss
4.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 86%
public exploits
1
Exploit-DB

Summary

A stored cross-site scripting (XSS) vulnerability in Shopizer before 2.17.0 allows remote attackers to inject arbitrary web script or HTML via customer_name in various forms of store administration. It is saved in the database. The code is executed for any user of store administration when information is fetched from the backend, e.g., in admin/customers/list.html.

Patch / fix

  • maven com.shopizer:shopizer 2.17.0
  • shopizer shopizer 2.17.0

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Timeline

  1. First public exploit (EDB-49901)
  2. Published

Exploit prediction

2.85% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-49901 Shopizer 2.16.0 - 'Multiple' Cross-Site Scripting (XSS) webapps, 2021-05-24

CVSS scores

assigned by version score vector
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N
GitHub 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
maven com.shopizer:shopizer
<2.17.0
2.17.0

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.