{"cve":"CVE-2021-41193","nvd":{"published":"2022-03-01T19:15:08.403","modified":"2026-06-17T04:08:04.070","status":"Modified","description":"wire-avs is the audio visual signaling (AVS) component of Wire, an open-source messenger. A remote format string vulnerability in versions prior to 7.1.12 allows an attacker to cause a denial of service or possibly execute arbitrary code. The issue has been fixed in wire-avs 7.1.12. There are currently no known workarounds.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-134"],"references":["https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe","https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv","https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe","https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv"],"products":["wire:wire-audio_video_signaling"],"source":"nvd","synced_at":"2026-10-19T21:28:04.509275555+00:00"},"epss":{"cve":"CVE-2021-41193","score":0.02466,"percentile":0.84487,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-2j6v-xpf3-xvrv","url":"https://osv.dev/vulnerability/GHSA-2j6v-xpf3-xvrv","summary":"Use of Externally-Controlled Format String in wire-avs","modified":"2026-09-10T03:49:12.926061232Z","packages":[{"ecosystem":"Maven","name":"com.wire:avs","purl":"pkg:maven/com.wire/avs","ranges":["<7.1.12"],"fixed":["7.1.12"]}]}],"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."]}