CVE-2022-42704
Published: 13 January 2023
Summary
CVE-2022-42704 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Servicenow Servicenow. Its CVSS base score is 5.4 (Medium).
Operationally, ranked at the 44.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-45770
Vulnerability details
A cross-site scripting (XSS) vulnerability in Employee Service Center (esc) and Service Portal (sp) in ServiceNow Quebec, Rome, and San Diego allows remote attackers to inject arbitrary web script via the Standard Ticket Conversations widget.
- 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.