CVE-2025-53903
Published: 15 July 2025
Summary
CVE-2025-53903 is a low-severity Cross-site Scripting (CWE-79) vulnerability. Its CVSS base score is 1.3 (Low).
Operationally, ranked in the top 42.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-21541
Vulnerability details
The Scratch Channel is a news website that is under development as of time of this writing. The file `/api/users.js` doesn't properly sanitize text box inputs, leading to a potential vulnerability to cross-site scripting attacks. Commit 90b39eb56b27b2bac29001abb1a3cac0964b8ddb addresses this issue.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.