Administrator-browser script execution via unsanitized rel_id
Published Feb 5, 2026 · Updated Feb 5, 2026
Reflected XSS in Microweber 2.0.19 allows remote attackers to execute JavaScript in an administrator's browser via a crafted URL. The category editor copies the rel_id query parameter into page data without sanitization before rendering it; the patch applies xss_clean at that assignment. Successful exploitation requires an administrator to follow the crafted link, after which the injected script runs within the affected page's browser origin.
Summary
What happened
Reflected XSS in Microweber 2.0.19 allows remote attackers to execute JavaScript in an administrator's browser via a crafted URL. The category editor copies the rel_id query parameter into page data without sanitization before rendering it; the patch applies xss_clean at that assignment. Successful exploitation requires an administrator to follow the crafted link, after which the injected script runs within the affected page's browser origin.
The record
- CVE
- CVE-2025-70792
- Published
- Feb 5, 2026
- Updated
- Feb 5, 2026
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-79, T1203
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Feb 5, 2026CVE publishedPublication date reported by the CVE source.
- Feb 5, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
What conditions does exploitation require?
What is affected?
Affected products and versions are unavailable in this record.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- PoC for CVE-2025-70792proof of concept · demonstrated
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Technologies
Your stack
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Your stack
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