File Upload Restriction Bypass leading to Cross-site Scripting in ShowDoc

MEDIUM 6.1CVE-2022-0951 · GHSA-j6jg-w79c-7p8v · Published 15/03/2022 · updated 17/06/2026

In short

CVE-2022-0951 is a MEDIUM (CVSS 6.1) vulnerability affecting showdoc/showdoc, showdoc (showdoc).
Chance of exploitation in the next 30 days (EPSS): 0.88%, higher than 59.2% of all vulnerabilities.
Fix: update to 2.10.4 or later.

Package	Affected versions	Patched versions
showdoc/showdoc Packagist	`< 2.10.4`	`2.10.4`
showdoc showdoc	`≤ 2.10.3`	No fix yet

ShowDoc prior to 2.10.4 is vulnerable to a file upload restriction bypass leading to stored cross-site scripting.

NVD description

File Upload Restriction Bypass leading to Stored XSS Vulnerability in GitHub repository star7th/showdoc prior to 2.10.4.

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Package

Affected versions

Patched versions

Packagist

< 2.10.4

2.10.4

≤ 2.10.3

No fix yet

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