Reflected script execution via decoded preview parameter
Published Jul 25, 2025 · Updated Jul 25, 2025
Reflected XSS in My Reservation System 2.3 and earlier allows remote attackers to execute scripts via a crafted preview request. The public preview.php endpoint Base64-decodes the val parameter and returns the decoded value without sanitization or output escaping. Exploitation requires an administrator or another high-privilege user to open an attacker-crafted link, exposing that user's browser session to script execution.
Summary
What happened
Reflected XSS in My Reservation System 2.3 and earlier allows remote attackers to execute scripts via a crafted preview request. The public preview.php endpoint Base64-decodes the val parameter and returns the decoded value without sanitization or output escaping. Exploitation requires an administrator or another high-privilege user to open an attacker-crafted link, exposing that user's browser session to script execution.
The record
- CVE
- CVE-2025-7022
- Published
- Jul 25, 2025
- Updated
- Jul 25, 2025
- Vendor
- Eden System
- Product
- My Reservation System
- Classifications
- CWE-79, T1204.001
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jul 25, 2025CVE publishedPublication date reported by the CVE source.
- Jul 25, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0 <=2.3
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
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
- WPScan crafted val-parameter proof of conceptproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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