Cyber Resilience

CVE-2024-23188

Medium

Published: 06 May 2024

Published
06 May 2024
Modified
15 April 2026
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS Score 0.0010 28.0th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-23188 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Open Xchange (inferred from references). Its CVSS base score is 6.5 (Medium).

Operationally, ranked at the 28.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Maliciously crafted E-Mail attachment names could be used to temporarily execute script code in the context of the users browser session. Common user interaction is required for the vulnerability to trigger. Attackers could perform malicious API requests or extract information…

more

from the users account. Please deploy the provided updates and patch releases. We now use safer methods of handling external content when embedding attachment information to the web interface. No publicly available exploits are known.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

Open Xchange
inferred from references and description; NVD did not file a CPE for this CVE

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.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References