Microweber Cross-site Scripting vulnerability

MEDIUM 6.1CVE-2025-70792 · GHSA-6w5w-jx4x-vjvw · Published 05/02/2026 · updated 17/06/2026

Package	Affected versions	Patched versions
microweber/microweber Packagist	`< 2.0.20`	`2.0.20`
microweber microweber	`= 2.0.19`	No fix yet

Description

There is a Cross-site Scripting vulnerability in the "/admin/category/create" endpoint of Microweber 2.0.19. An attacker can manipulate the "rel_id" parameter in a crafted URL and lure a user with admin privileges into visiting it, achieving JavaScript code execution in the victim's browser. The issue was reported to the developers and fixed in version 2.0.20.

NVD description

Cross Site Scripting vulnerability in the "/admin/category/create" endpoint of Microweber 2.0.19. An attacker can manipulate the "rel_id" parameter in a crafted URL and lure a user with admin privileges into visiting it, achieving JavaScript code execution in the victim's browser. The issue was reported to the developers and fixed in version 2.0.20.

References

nvd.nist.gov/vuln/detail/CVE-2025-70792 · ADVISORY
microweber/microweber commit aa0791f · WEB
gist.github.com/TimRecktenwald/f4b0d1edbb87e75c17c639ca0bacba57 · WEB
microweber/microweber · PACKAGE

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