{"cve":"CVE-2023-48221","nvd":{"published":"2023-11-20T18:15:06.850","modified":"2026-06-17T06:33:46.220","status":"Modified","description":"wire-avs provides Audio, Visual, and Signaling (AVS) functionality sure the secure messaging software Wire. Prior to versions 9.2.22 and 9.3.5, a remote format string vulnerability could potentially allow an attacker to cause a denial of service or possibly execute arbitrary code. The issue has been fixed in wire-avs 9.2.22 & 9.3.5 and is already included on all Wire products. No known workarounds are available.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-134"],"references":["https://github.com/wireapp/wire-avs/commit/364c3326a1331a84607bce2e17126306d39150cd","https://github.com/wireapp/wire-avs/security/advisories/GHSA-m4xg-fcr3-w3pq","https://github.com/wireapp/wire-avs/commit/364c3326a1331a84607bce2e17126306d39150cd","https://github.com/wireapp/wire-avs/security/advisories/GHSA-m4xg-fcr3-w3pq"],"products":["wire:audio\\,_video\\,_and_signaling"],"source":"nvd","synced_at":"2026-10-19T21:42:07.670898610+00:00"},"epss":{"cve":"CVE-2023-48221","score":0.00884,"percentile":0.59212,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}