# Yii-Starter-Kit vulnerabilities

Source: https://junglewise.ai/threats/vendors/yii-starter-kit  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/yii-starter-kit.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Yii-Starter-Kit: 0 in the last 7 days and 3 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-103476, was published on 30 September 2026. Nothing in the last four weeks, down from 3 vulnerabilities in the four before. 0 critical against 1. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 3
- All time: 3 (1 critical, 0 exploited in the wild)

## Latest Yii-Starter-Kit vulnerabilities

- [CVE-2026-103476: yii2-starter-kit missing article publication validation in attachment download](https://junglewise.ai/threats/cve-2026-103476-yii2-starter-kit-through-4-2-0-fails-to-validate-article) (medium, CVSS 5.3, published 30 Sep 2026)
- [CVE-2026-103475: yii2-starter-kit insecure allowedIPs configuration in debug and Gii modules](https://junglewise.ai/threats/cve-2026-103475-yii2-starter-kit-through-4-2-0-exposes-the-yii-debug-and-gii) (critical, CVSS 9.1, published 30 Sep 2026)
- [CVE-2026-103474: yii2-starter-kit arbitrary code execution via unvalidated file upload](https://junglewise.ai/threats/cve-2026-103474-yii2-starter-kit-through-4-2-0-fails-to-validate-file-types-in) (high, CVSS 8.8, published 30 Sep 2026)

## Most severe Yii-Starter-Kit vulnerabilities

- [CVE-2026-103475: yii2-starter-kit insecure allowedIPs configuration in debug and Gii modules](https://junglewise.ai/threats/cve-2026-103475-yii2-starter-kit-through-4-2-0-exposes-the-yii-debug-and-gii) (critical, CVSS 9.1, published 30 Sep 2026)
- [CVE-2026-103474: yii2-starter-kit arbitrary code execution via unvalidated file upload](https://junglewise.ai/threats/cve-2026-103474-yii2-starter-kit-through-4-2-0-fails-to-validate-file-types-in) (high, CVSS 8.8, published 30 Sep 2026)
- [CVE-2026-103476: yii2-starter-kit missing article publication validation in attachment download](https://junglewise.ai/threats/cve-2026-103476-yii2-starter-kit-through-4-2-0-fails-to-validate-article) (medium, CVSS 5.3, published 30 Sep 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 3 vulnerabilities in the four before. 0 critical against 1.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 3 | 1 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Yii-Starter-Kit technologies

- [Yii-Starter-Kit Yii2-Starter-Kit](https://junglewise.ai/threats/technologies/yii2-starter-kit): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Yii-Starter-Kit vulnerabilities", https://junglewise.ai/threats/vendors/yii-starter-kit, 9 November 2026.