Medium

Yii Framework Cross-site Scripting Vulnerability

  • Disclosed: 17.05.2022
  • Updated: 11.10.2026 10:22

Cross-site scripting (XSS) vulnerability in Yii Framework before 2.0.4 allows remote attackers to inject arbitrary web script or HTML via vectors related to JSON, arrays, and Internet Explorer 6 or 7.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Composer package yiisoft/yii2 < 2.0.4 2.0.4

References

CVSS score -
Weakness (CWE)
CWE-79
Platform
Composer
Package
yiisoft/yii2
Disclosed
17.05.2022
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-w2xx-jp9f-gp8g - CC BY 4.0

Vulnerability history: yiisoft/yii2

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (12) in the archive
Total entries
12
First → latest
09.2020 05.2026
Without a fix
0
Exploited in attacks
1

Severity breakdown

  • Critical 2
  • High 5
  • Medium 5

Disclosures per year

  1. 2020: 1
  2. 2021: 0
  3. 2022: 6
  4. 2023: 1
  5. 2024: 2
  6. 2025: 1
  7. 2026: 1
Severity:
  1. High · 7.4 CVE-2026-39850 < 2.0.55 2.0.55
  2. Critical · 9.0 Exploited in attacks CVE-2024-58136 < 2.0.52 2.0.52
  3. High · 8.1 CVE-2024-4990 < 2.0.49.4 2.0.49.4
  4. Yii Framework Cross-site Scripting Vulnerability this entry
    Medium CVE-2015-3397 < 2.0.4 2.0.4
  5. High · 8.8 CVE-2018-6009 >= 2.0, < 2.0.14 2.0.14
  6. High · 7.5 CVE-2018-6010 >= 2.0.0, < 2.0.14 2.0.14
  7. High · 8.9 CVE-2020-15148 < 2.0.38 2.0.38

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