CVE-2023-46735
Published: 10 November 2023
Summary
CVE-2023-46735 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Sensiolabs Symfony. Its CVSS base score is 6.1 (Medium).
Operationally, ranked in the top 12.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-2904
Vulnerability details
Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Starting in version 6.0.0 and prior to version 6.3.8, the error message in `WebhookController` returns unescaped user-submitted input. As of version 6.3.8, `WebhookController`…
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now doesn't return any user-submitted input in its response.
- 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.