CVSS 3.1 Score 8.8 of 10 (high)


Published Nov 20, 2023
Updated: Nov 29, 2023
CWE ID 134


CVE-2023-48221 is a remote format string vulnerability found in wire-avs, an Audio, Visual, and Signaling (AVS) functionality used in the secure messaging software Wire. This vulnerability affects all Wire products prior to versions 9.2.22 and 9.3.5. Exploiting this vulnerability could potentially lead to a denial of service or even the execution of arbitrary code by an attacker. The issue has been fixed in the latest versions of wire-avs, and no known workarounds are available. The vulnerability has been assigned a base severity rating of HIGH with a base score of 8.8 according to, indicating its potential danger to organizations.

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