What’s Vulnerable › Vulnerabilities

CVE-2022-0409: Unrestricted Upload of File with Dangerous Type in star7th/showdoc

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-02-19 · updated 2026-06-17
• Weakness: CWE-434

Description

Unrestricted Upload of File with Dangerous Type in Packagist showdoc/showdoc prior to 2.10.2.

Affected products

• star7th/showdoc: before 2.10.2 — fixed in 2.10.2

How to fix

Upgrade to a fixed version: star7th/showdoc 2.10.2. Check the vendor advisory for mitigations.

References

• https://github.com/star7th/showdoc/commit/7383d7a3c1b0807b6f397ba7df415a0ce7ccc436
• https://huntr.dev/bounties/c25bfad1-2611-4226-954f-009e50f966f7
• https://github.com/star7th/showdoc/commit/7383d7a3c1b0807b6f397ba7df415a0ce7ccc436
• https://huntr.dev/bounties/c25bfad1-2611-4226-954f-009e50f966f7

Get alerted when CVE-2022-0409 or the next vulnerability affects your stack