Unrestricted XML files leading to cross-site scripting in Microweber

MEDIUM 5.4CVE-2022-0963 · GHSA-q3x2-jvp3-wj78 · Published 15/03/2022 · updated 17/06/2026

In short

CVE-2022-0963 is a MEDIUM (CVSS 5.4) vulnerability affecting microweber/microweber, microweber (microweber).
Chance of exploitation in the next 30 days (EPSS): 1.9%, higher than 79.4% of all vulnerabilities.
Fix: update to 1.2.12 or later.

Package	Affected versions	Patched versions
microweber/microweber Packagist	`< 1.2.12`	`1.2.12`
microweber microweber	`< 1.2.12`	`1.2.12`

Microweber prior to 1.2.12 allows unrestricted upload of XML files, which malicious actors can exploit to cause a stored cross-site scripting attack.

NVD description

Unrestricted XML Files Leads to Stored XSS in GitHub repository microweber/microweber prior to 1.2.12.

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Package

Affected versions

Patched versions

Packagist

< 1.2.12

1.2.12

< 1.2.12

1.2.12

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