PT-2026-86167

PJSIP is a free and open source multimedia communication library written in C. Prior to commit acc03b5, a stack buffer overflow exists in PJSUA when processing Service-Route headers in a registration response update service route in pjsua acc.c. This affects applications that register using the...

PT-2026-86172

Name of the Vulnerable Software and Affected Versions PJSIP versions prior to commit 4472a31 Description A stack buffer overflow exists in the PJLIB-UTIL telnet CLI front-end when rendering feedback for an entered command line. This occurs because several command-line handling paths write an...

PT-2026-86170

PJSIP is a free and open source multimedia communication library written in C. Prior to commit 8d5956a, a heap buffer overflow exists in the PJLIB-UTIL HTTP client http client.c when buffering an HTTP response body. This affects applications that use the PJLIB-UTIL HTTP client to receive a whole...

PoC-Exploit

pocs Proof-of-concept exploits for vulnerabilities discovered...

Linux Distros Unpatched Vulnerability : CVE-2026-42225

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport siptransporttls ca...

DEBIAN-CVE-2026-42225

PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport siptransporttls can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via...

CVE-2026-42225

PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport siptransporttls can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via...

UBUNTU-CVE-2026-42225

PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport siptransporttls can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via...

CVE-2026-42225

PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport siptransporttls can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via...

CVE-2026-42225

PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport siptransporttls can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via...

CVE-2026-42225 GnuTLS backend silently skips certificate chain verification when verify_peer is false

PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport siptransporttls can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via...

CVE-2026-42225

PJSIP’s GnuTLS-enabled SIP TLS transport (sip_transport_tls) in builds prior to version 2.17 can accept connections with invalid/untrusted certificates even when verify_server/verify_client are PJ_TRUE. The vulnerability arises from certificate verification being effectively skipped for those bui...

CVE-2026-42225

PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport siptransporttls can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via...

PJSIP Trust Management Vulnerabilities

PJSIP is an open-source, free and open-source multimedia communication library developed in C language. It implements standards-based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Prior to PJSIP version 2.17, there were vulnerabilities related to trust management. These vulnerabilities...

CVE-2026-42225: Improper Certificate Validation

PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport siptransporttls can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via...

CVE-2026-41415

A flaw was found in PJSIP, a multimedia communication library. A remote attacker could exploit this vulnerability by sending a specially crafted Session Initiation Protocol SIP multipart message containing a malformed Content-ID URI. Insufficient length validation during parsing of this URI can...

Linux Distros Unpatched Vulnerability : CVE-2026-41415

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, there is an out-of-bounds read when parsing a malformed...

Linux Distros Unpatched Vulnerability : CVE-2026-41416

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, there is an integer overflow in media stream buffer size...

CVE-2026-41415

PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, there is an out-of-bounds read when parsing a malformed Content-ID URI in SIP multipart message body. Insufficient length validation can cause reads beyond the intended buffer bounds. This...

UBUNTU-CVE-2026-41416

PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, there is an integer overflow in media stream buffer size calculation when processing SDP with asymmetric ptime configuration. The overflow may result in an undersized buffer allocation, which can...