What is CVE-2026-45100?
CVE-2026-45100 affects OpenSIPS SIP server. Versions 3.4.0-beta through 3.6.5 and 4.0.0-beta contain a buffer overflow in the {s.b64encode} string transformation. It is recommended to apply the security update immediately to mitigate the risk.
Azərbaycanca: CVE-2026-45100 OpenSIPS SIP serverində aşkarlanmışdır. 3.4.0-beta-dan 3.6.5-ə qədər və 4.0.0-beta versiyaları, {s.b64encode} string transformasiyasında bufer daşması (buffer overflow) zəifliyinə malikdir. İstismarın qarşısını almaq üçün dərhal təhlükəsizlik yeniləməsini tətbiq etmək tövsiyə olunur.
Related CVEs
link basis: same weakness class CWE-119; shared vendor: OpenSIPS
FAQ2
Which versions of OpenSIPS are affected by CVE-2026-45100?
This vulnerability affects OpenSIPS versions 3.4.0-beta through 3.6.5 and version 4.0.0-beta.
What type of vulnerability is CVE-2026-45100 and how can the risk be mitigated?
It is a buffer overflow vulnerability in the {s.b64encode} string transformation. It is recommended to apply the security update immediately to mitigate the risk.
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.