Cross-site Scripting in ShowDoc

MEDIUM 5.4CVE-2022-0966 · GHSA-g585-j55v-38h7 · Published 15/03/2022 · updated 17/06/2026

In short

CVE-2022-0966 is a MEDIUM (CVSS 5.4) vulnerability affecting showdoc/showdoc, showdoc (showdoc).
Chance of exploitation in the next 30 days (EPSS): 0.54%, higher than 45.5% of all vulnerabilities.
Fix: update to 2.10.4, 2.4.10 or later.

Package	Affected versions	Patched versions
showdoc/showdoc Packagist	`< 2.10.4`	`2.10.4`
showdoc showdoc	`< 2.4.10`	`2.4.10`

ShowDoc prior to 2.10.4 is vulnerable to stored cross-site scripting via file upload.

NVD description

Stored XSS via File Upload in star7th/showdoc in GitHub repository star7th/showdoc prior to 2.4.10.

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Package

Affected versions

Patched versions

Packagist

< 2.10.4

2.10.4

< 2.4.10

2.4.10

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