CVE-2026-45705

OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the findlinedelimiter function in the multipart body parser performs an out-of-bounds read via strncmp when searching for MIME boundary delimiters. After finding a -- pattern near the en...

UBUNTU-CVE-2026-45100

OpenSIPS is a Session Initiation Protocol SIP server implementation. Versions 3.4.0-beta through 3.6.5 and 4.0.0-beta contain a buffer overflow in the s.b64encode string transformation. The size check for s.b64encode only verifies that the input fits within the 64 KB transformation buffer, but...

CVE-2026-45103

OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the TCP message framing layer parses the Content-Length header using unsigned int arithmetic with no overflow check. When an attacker sends a Content-Length value that overflows unsigned...

EUVD-2023-31340

Malicious code in bioql PyPI...

EUVD-2023-31336

Malicious code in bioql PyPI...

EUVD-2023-31820

Malicious code in bioql PyPI...

PT-2023-21238 · Opensips · Opensis

Name of the Vulnerable Software and Affected Versions: OpenSIPS versions prior to 3.1.7 and 3.2.4 Description: OpenSIPS is a Session Initiation Protocol SIP server implementation. Sending a malformed Via header to OpenSIPS triggers a segmentation fault when the function calc tag suffix is called....