What is CVE-2026-46334?
CVE-2026-46334 is a denial-of-service vulnerability in the SDP bandwidth-line parsing logic of OpenSIPS SIP server versions prior to 3.6.6 and 4.0.0-rc1. A malicious SIP request with a malformed SDP bandwidth line can trigger the flaw, leading to service disruption. Users are advised to upgrade to the latest patched release.
Azərbaycanca: CVE-2026-46334 OpenSIPS SIP serverinin 3.6.6 və 4.0.0-rc1 versiyalarından əvvəlki versiyalarında SDP bandwidth-line parsing məntiqində tapılan DoS zəifliyidir. Zəiflik, zərərli SDP məzmunu daşıyan SIP sorğusu göndərməklə serverin xidmətini dayandırmağa imkan verir. İstifadəçilərə OpenSIPS-i ən son versiyaya yeniləmək tövsiyə olunur.
FAQ2
Which versions of OpenSIPS are affected by CVE-2026-46334?
CVE-2026-46334 affects OpenSIPS SIP server versions prior to 3.6.6 and 4.0.0-rc1.
How can users protect against CVE-2026-46334?
Users are advised to upgrade OpenSIPS to the latest patched release.
See also6
This explainer is AI-written from source data — skopnix's own reporting on this CVE; CVSS scores, vendors and versions are never invented. See NVD for the official record.